Topic leaderboard
Fire-extinguishing & chemical protection
Ranked by the PatentIndex Score — a 1–99 percentile within A62D · public-visibility date · generated 2026
top 25 per window · public-visibility date
Rising· last 2 yrs
Inventors whose newest A62D patents became public in the last 2 years — the current frontier
- 199David W. Wilkening23 patents · 283 citations
- 296Dennis Hulbert23 patents · 283 citations
- 392Gerald Geissler23 patents · 283 citations
- 488Joseph Mclellan23 patents · 283 citations
- 583Michael S. Schnarr23 patents · 283 citations
- 679Robert J. Burnham23 patents · 283 citations
- 775Mario Joseph Nappa20 patents · 148 citations
- 871John P. Libal27 patents · 153 citations
- 967Michael White9 patents · 68 citations
- 1063Joanna M. Monfils18 patents · 93 citations
- 1158Blake H. Bomann14 patents · 75 citations
- 1254Stephen Conboy8 patents · 66 citations
- 1350Gregory W. Peterson10 patents · 63 citations
- 1446Quint Barefoot5 patents · 39 citations
- 1542Adam L. Monfils4 patents · 23 citations
- 1638Robert A. Chaltry4 patents · 23 citations
- 1733Christopher J. Karwacki8 patents · 19 citations
- 1829Bryan Matthew Ulmer6 patents · 11 citations
- 1925Brian James Vanderwoude6 patents · 11 citations
- 2021Dennis Meyer6 patents · 11 citations
- 2117Heather Benoit6 patents · 11 citations
- 2213Logan Castillo6 patents · 11 citations
- 238Lucas Wade6 patents · 11 citations
- 244Stephen Myers6 patents · 11 citations
- 251Gerald S. Frankel3 patents · 15 citations
Active· last 5 yrs
Sustained A62D output across the last 5 years
- 199Barbara Haviland Minor44 patents · 613 citations
- 296Velliyur Nott Mallikarjuna Rao19 patents · 169 citations
- 392Mark D. Tucker14 patents · 396 citations
- 488David W. Wilkening23 patents · 283 citations
- 583Dennis Hulbert23 patents · 283 citations
- 679Gerald Geissler23 patents · 283 citations
- 775Joseph Mclellan23 patents · 283 citations
- 871Michael S. Schnarr23 patents · 283 citations
- 967Robert J. Burnham23 patents · 283 citations
- 1063Karl William Yost15 patents · 261 citations
- 1158Mario Joseph Nappa20 patents · 148 citations
- 1254Mark L. Robin24 patents · 318 citations
- 1350Allen Capron Sievert14 patents · 143 citations
- 1446Barry Asher Mahler11 patents · 87 citations
- 1542John P. Libal27 patents · 153 citations
- 1638Michael White9 patents · 68 citations
- 1733Joanna M. Monfils18 patents · 93 citations
- 1829Blake H. Bomann14 patents · 75 citations
- 1925Stephen Conboy8 patents · 66 citations
- 2021Gregory W. Peterson10 patents · 63 citations
- 2117Hayden Erik Hernandez4 patents · 41 citations
- 2213Jeremy Tyler Cogswell4 patents · 41 citations
- 238Quint Barefoot5 patents · 39 citations
- 244Daniel Aneshansley5 patents · 25 citations
- 251Emmanuel P. Giannelis5 patents · 25 citations
All-time canon
Career PatentIndex Score in A62D
- 199Christopher J. Nagel22 patents · 3,152 citations
- 296Jeffrey E. Surma15 patents · 1,231 citations
- 392Robert D. Bach5 patents · 723 citations
- 488Charles H. Titus13 patents · 1,005 citations
- 583Daniel R. Cohn10 patents · 769 citations
- 679Barbara Haviland Minor44 patents · 613 citations
- 775Lance Harrell Lankford9 patents · 410 citations
- 871Ramon A. Llenado5 patents · 1,478 citations
- 967Richard M. Flynn14 patents · 598 citations
- 1063Kenneth J. Klabunde9 patents · 687 citations
- 1158Robin R. T. Shlenker11 patents · 736 citations
- 1254Rajiv R. Singh28 patents · 554 citations
- 1350George G. I. Moore10 patents · 504 citations
- 1446Miguel A. Guerra10 patents · 504 citations
- 1542Jonathan Shelley Nimitz6 patents · 215 citations
- 1638Hasso Von Blucher16 patents · 664 citations
- 1733Clive C. Solomons7 patents · 480 citations
- 1829John G. Owens11 patents · 333 citations
- 1925Hang T. Pham22 patents · 458 citations
- 2021Brooks Shawn Lunger8 patents · 410 citations
- 2117Peter J. Chiesa, Jr.9 patents · 575 citations
- 2213Ian Shankland14 patents · 350 citations
- 238Hubert Von Blucher5 patents · 378 citations
- 244Ernest De Ruiter11 patents · 490 citations
- 251Jonathan S. Nimitz5 patents · 294 citations
Rising· last 2 yrs
The top-scoring A62D patents made public in the last 2 years
- 199US12226661B2✦ AIWildfire defense spraying system for spraying environmentally-clean water-based liquid fir6 cites · 202468% earned
- 296US12214237B2✦ AILong-term fire retardant with corrosion inhibitors and methods for making and using same4 cites · 202456% earned
- 392US12109446B2✦ AILong-term fire retardant with corrosion inhibitors and methods for making and using same4 cites · 202467% earned
- 488US12397186B1Solid gel foam fire extinguishing agent, and preparation method and use thereof1 cites · 202567% earned
- 583US12145015B2Compositions comprising 2,3,3,3-tetrafluoropropene, 1,1,2,3-tetra-chloropropene, 2-chloro-0 cites · 20240% earned
- 679US12247000B2Dehydrohalogenation of hydrochlorofluorocarbons0 cites · 20240% earned
- 775US12515087B2Antifreeze formulations and sprinkler systems comprising improved antifreezes0 cites · 20240% earned
- 871US12420128B2Fire-fighting foam composition0 cites · 20240% earned
- 967US12472543B2Waste disposal system and waste receiver for receiving and disposing of pharmaceutical was0 cites · 20240% earned
- 1063US12465798B2Fire-fighting foam concentrate0 cites · 20240% earned
- 1158US12285641B2Firefighting foam composition0 cites · 20240% earned
- 1254US12285640B2Fire-fighting foam concentrate0 cites · 20240% earned
- 1350US11975313B1Single threaded composite fibers and yarns for the degradation of and protection against t0 cites · 20240% earned
- 1446US12447367B1System and method for packaging an absorbent for solidification of liquid medical waste0 cites · 20250% earned
- 1542US12280281B2Nonfluorinated agent for liquid vehicle systems0 cites · 20240% earned
- 1638US12251590B2Azeotropic or azeotropic-like composition comprising hydrogen fluoride and 1,1,2-trifluoro0 cites · 20240% earned
- 1733US12458824B2System for proactively protecting combustible property surfaces against fire ignition and 0 cites · 20240% earned
- 1829US12318823B2Waste receiver for receiving a pharmaceutical waste material0 cites · 20240% earned
- 1925US12533542B2Fire extinguishing composition and method of making0 cites · 20240% earned
- 2021US11999894B1Mixture and method for fire suppression and prevention0 cites · 20240% earned
- 2117US12208297B2Systems and methods for treating contaminated solid material0 cites · 20240% earned
- 2213US12594448B2Environmentally-clean aqueous-based fire extinguishing biochemical liquid concentrates for0 cites · 20240% earned
- 238US11931614B2Fire-extinguishing agent capable of extinguishing combustion of aluminum slag, and prepara0 cites · 20240% earned
- 244US12402677B2Fabric resistant to liquid penetration0 cites · 20240% earned
- 251US12350533B1Biodegradable SAP-containing pellets applicable to vegetation for fire protection and supp0 cites · 20250% earned
Active· last 5 yrs
The top-scoring A62D patents of the last 5 years
- 199US10960251B1✦ AILong-term fire retardant with corrosion inhibitors and methods for making and using same25 cites · 202172% earned
- 296US11771939B2✦ AIFire-fighting foam composition with microfibrous cellulose16 cites · 202280% earned
- 392US11395934B2✦ AILong-term fire retardant with magnesium sulfate and corrosion inhibitors and methods for m19 cites · 202271% earned
- 488US11911643B2Environmentally-clean fire inhibiting and extinguishing compositions and products for sorb14 cites · 202289% earned
- 583US11865390B2Environmentally-clean water-based fire inhibiting biochemical compositions, and methods of16 cites · 202284% earned
- 679US11041063B2Long-term fire retardant with an organophosphate and methods for making and using same19 cites · 202185% earned
- 775US12226661B2Wildfire defense spraying system for spraying environmentally-clean water-based liquid fir6 cites · 202468% earned
- 871US11865394B2Environmentally-clean biodegradable water-based concentrates for producing fire inhibiting15 cites · 202289% earned
- 967US11145933B2Energy storage module17 cites · 202189% earned
- 1063US11666791B2Fire-fighting foam composition9 cites · 202274% earned
- 1158US11673011B2Firefighting foam composition9 cites · 202277% earned
- 1254US11673010B2Fire-fighting foam concentrate9 cites · 202277% earned
- 1350US11007391B1Metal organic framework polymer composites16 cites · 202189% earned
- 1446US11975231B2Long-term fire retardant with corrosion inhibitors and methods for making and using same7 cites · 202372% earned
- 1542US11865393B2Fire-fighting foam composition6 cites · 202271% earned
- 1638US11497952B1Fire-fighting foam concentrate6 cites · 202274% earned
- 1733US11596824B2Compositions comprising 2,3,3,3-tetrafluoropropene, 1,1,2,3-tetra-chloropropene, 2-chloro-5 cites · 202260% earned
- 1829US11312890B2Compositions comprising 2,3-dichloro-1,1,1 -trifluoropropane, 2-chloro-1,1,1 -trifluoropro5 cites · 202159% earned
- 1925US11559716B2Antifreeze formulations and sprinkler systems comprising improved antifreezes5 cites · 202167% earned
- 2021US11179757B2Methods for cannabis waste disposal5 cites · 202172% earned
- 2117US12397186B1Solid gel foam fire extinguishing agent, and preparation method and use thereof1 cites · 202567% earned
- 2213US11077327B1Degradation of chemical agents using metal-organic framework compositions7 cites · 202186% earned
- 238US11420083B2Zwitterionic and glucoside surfactant formulations for fire-fighting foam applications3 cites · 202280% earned
- 244US11524266B1Metal-organic framework/polymer foam composite materials and their uses in decontamination4 cites · 202282% earned
- 251US11370006B2Waste disposal system and waste receiver for receiving and disposing of pharmaceutical was3 cites · 202163% earned
All-time canon
The defining A62D patents of the whole record
- 199US4565647A✦ AIFoaming surfactant compositions1,183 cites · 198695% earned
- 296US6603050B2✦ AIDestruction of energetic materials1,022 cites · 200195% earned
- 392US5486410A✦ AIFibrous structures containing immobilized particulate matter302 cites · 199688% earned
- 488US5301620AReactor and method for disassociating waste215 cites · 199494% earned
- 583US5177304AMethod and system for forming carbon dioxide from carbon-containing materials in a molten 211 cites · 199391% earned
- 679US5191154AMethod and system for controlling chemical reaction in a molten bath192 cites · 199391% earned
- 775US4510193AFilter sheet material187 cites · 198594% earned
- 871US5258137AViscoelastic surfactant based foam fluids186 cites · 199394% earned
- 967US5910440AMethod for the removal of organic sulfur from carbonaceous materials182 cites · 199994% earned
- 1063US6827766B2Decontaminating systems containing reactive nanoparticles and biocides171 cites · 200494% earned
- 1158US5322547AMethod for indirect chemical reduction of metals in waste169 cites · 199488% earned
- 1254US5182040AAzeotropic and azeotrope-like compositions of 1,1,2,2-tetrafluoroethane169 cites · 199394% earned
- 1350US5849210AMethod of preventing combustion by applying an aqueous superabsorbent polymer composition168 cites · 199894% earned
- 1446US5605746AFibrous structures containing particulate and including microfiber web166 cites · 199786% earned
- 1542US4856509AFace mask and method162 cites · 198994% earned
- 1638US5298233AMethod and system for oxidizing hydrogen- and carbon-containing feed in a molten bath of i157 cites · 199490% earned
- 1733US5858083ACementitious gypsum-containing binders and compositions and materials made therefrom154 cites · 199994% earned
- 1829US5222448APlasma torch furnace processing of spent potliner from aluminum smelters154 cites · 199394% earned
- 1925US4574714ADestruction of toxic chemicals153 cites · 198694% earned
- 2021US7279451B2Compositions containing fluorine substituted olefins151 cites · 200481% earned
- 2117US6858571B2Pentafluoropropene-based compositions150 cites · 200490% earned
- 2213US6057488ANanoparticles for the destructive sorption of biological and chemical contaminants150 cites · 200094% earned
- 238US5324341AMethod for chemically reducing metals in waste compositions149 cites · 199488% earned
- 244US5491279AMethod for top-charging solid waste into a molten metal bath146 cites · 199690% earned
- 251US5395405AMethod for producing hydrocarbon gas from waste143 cites · 199593% earned
Rising· last 2 yrs
Assignees whose newest A62D patents became public in the last 2 years — the current frontier
- 199FRS GROUP LLC23 patents · 283 citations
- 296TYCO FIRE PRODUCTS LP46 patents · 377 citations
- 392CHEMOURS CO FC LLC41 patents · 128 citations
- 488DAIKIN IND LTD17 patents · 187 citations
- 583MIGHTY FIRE BREAKER LLC9 patents · 66 citations
- 679STRYKER CORP6 patents · 11 citations
- 775YAMATO PROTEC CORP5 patents · 23 citations
- 871US GOV SEC NAVY7 patents · 8 citations
- 967STEWART SUPERABSORBENTS LLC3 patents · 4 citations
- 1063U S ARMY COMBAT CAPABILITIES DEV COMMAND CHEMICAL BIOLOGICAL CENTER4 patents · 2 citations
- 1158CHEVRON USA INC3 patents · 3 citations
- 1254SAHBARI SHAWN2 patents · 0 citations
- 1350TIANJIN FIRE SCIENCE AND TECH RESEARCH INSTITUTE OF MEM1 patents · 1 citations
- 1446UNIV CIVIL AVIATION CHINA3 patents · 0 citations
- 1542UNIV CHINA MINING2 patents · 0 citations
- 1638US GOV SEC ARMY2 patents · 0 citations
- 1733KIDDE FENWAL LLC1 patents · 0 citations
- 1829COMMONWEALTH AUSTRALIA1 patents · 0 citations
- 1925E FIREX1 patents · 0 citations
- 2021FLAME SECURITY INT PTY LTD1 patents · 0 citations
- 2117GUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD1 patents · 0 citations
- 2213HYUNDAI MOTOR CO LTD1 patents · 0 citations
- 238IMAM MOHAMMAD IBN SAUD ISLAMIC UNIV1 patents · 0 citations
- 244SK ON CO LTD1 patents · 0 citations
- 251SWAMP FOX INNOVATIONS LLC1 patents · 0 citations
Active· last 5 yrs
Sustained A62D output across the last 5 years
- 199BATTELLE MEMORIAL INSTITUTE25 patents · 606 citations
- 296US ARMY61 patents · 1,233 citations
- 392UNIV CALIFORNIA18 patents · 493 citations
- 488FRS GROUP LLC23 patents · 283 citations
- 583TYCO FIRE PRODUCTS LP46 patents · 377 citations
- 679CHEMOURS CO FC LLC41 patents · 128 citations
- 775DAIKIN IND LTD17 patents · 187 citations
- 871BLUECHER GMBH21 patents · 178 citations
- 967MIGHTY FIRE BREAKER LLC9 patents · 66 citations
- 1063TOSHIBA KK5 patents · 98 citations
- 1158U S ARMY EDGEWOOD CHEMICAL BIOLOGICAL CENTER12 patents · 32 citations
- 1254UNIV PRINCETON5 patents · 38 citations
- 1350SAMSUNG SDI CO LTD5 patents · 37 citations
- 1446UNIV CORNELL5 patents · 25 citations
- 1542FIREREIN INC4 patents · 43 citations
- 1638MERCK PATENT GMBH5 patents · 22 citations
- 1733STRYKER CORP6 patents · 11 citations
- 1829CARRIER CORP3 patents · 46 citations
- 1925UNIV NORTH CAROLINA STATE3 patents · 64 citations
- 2021PURDUE RESEARCH FOUNDATION3 patents · 37 citations
- 2117YAMATO PROTEC CORP5 patents · 23 citations
- 2213US GOV SEC NAVY7 patents · 8 citations
- 238WORSMAN CHRYSTEL2 patents · 23 citations
- 244RES TRIANGLE INST2 patents · 105 citations
- 251UNIV NORTHWESTERN4 patents · 13 citations
All-time canon
All-time PatentIndex Score in A62D
- 199MOLTEN METAL TECH INC25 patents · 3,501 citations
- 296INTEGRATED ENVIRONMENTAL TECHN9 patents · 794 citations
- 392DU PONT86 patents · 2,326 citations
- 488IKON CORP8 patents · 378 citations
- 583PROCTER & GAMBLE9 patents · 1,537 citations
- 679MINNESOTA MINING & MFG15 patents · 990 citations
- 775BATTELLE MEMORIAL INSTITUTE25 patents · 606 citations
- 871HONEYWELL INT INC28 patents · 476 citations
- 9673M INNOVATIVE PROPERTIES CO23 patents · 627 citations
- 1063CIBA GEIGY CORP12 patents · 713 citations
- 1158BLUECHER HUBERT6 patents · 565 citations
- 1254US ARMY61 patents · 1,233 citations
- 1350PHILADELPHIA SUBURBAN CORP6 patents · 372 citations
- 1446MONSANTO CO9 patents · 496 citations
- 1542UOP INC17 patents · 506 citations
- 1638SHLENKER ROBIN R T7 patents · 373 citations
- 1733SANDIA CORP13 patents · 405 citations
- 1829RMT INC11 patents · 394 citations
- 1925ASTARIS LLC10 patents · 405 citations
- 2021UNIV CALIFORNIA18 patents · 493 citations
- 2117FRS GROUP LLC23 patents · 283 citations
- 2213ALLIED SIGNAL INC9 patents · 276 citations
- 238US ENERGY12 patents · 312 citations
- 244IDAHO RES FOUND8 patents · 205 citations
- 251DOW CHEMICAL CO7 patents · 325 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth