Topic leaderboard
Flotation & differential osmosis
Ranked by the PatentIndex Score — a 1–99 percentile within B03D · public-visibility date · generated 2026
top 25 per window · public-visibility date
Rising· last 2 yrs
Inventors whose newest B03D patents became public in the last 2 years — the current frontier
- 199Michael Charles Denoma5 patents · 17 citations
- 296Victor Fuk-Pong Man5 patents · 17 citations
- 392William W. Berry4 patents · 24 citations
- 488Thomas E. Baroody3 patents · 4 citations
- 583Bozeng Wu1 patents · 2 citations
- 679Hongxin Qiu1 patents · 2 citations
- 775Xiaohao Sun1 patents · 2 citations
- 871David C. Palmer2 patents · 0 citations
- 967RICHTER PAUL1 patents · 0 citations
- 1063Brian Kim1 patents · 0 citations
- 1158David Watola1 patents · 0 citations
- 1254Jay E. Cormier1 patents · 0 citations
- 1350Anruo Luo1 patents · 0 citations
- 1446Changdong Li1 patents · 0 citations
- 1542Dianwen Liu1 patents · 0 citations
- 1638Dingshan Ruan1 patents · 0 citations
- 1733Fielding B. Staton1 patents · 0 citations
- 1829Guang Han1 patents · 0 citations
- 1925Jianhua Chen1 patents · 0 citations
- 2021Nobuyoshi Morimoto1 patents · 0 citations
- 2117Peng Zhang1 patents · 0 citations
- 2213Qicheng Feng1 patents · 0 citations
- 238Qian Zhang1 patents · 0 citations
- 244Shijian Tang1 patents · 0 citations
- 251Shuming Wen1 patents · 0 citations
Active· last 5 yrs
Sustained B03D output across the last 5 years
- 199Graeme J. Jameson15 patents · 277 citations
- 296Mark R. Fernald24 patents · 72 citations
- 392Paul J. Rothman30 patents · 60 citations
- 488Peter Bourke15 patents · 96 citations
- 583Alan D. Kersey12 patents · 25 citations
- 679Charles C. Gallop6 patents · 24 citations
- 775Christopher Riley William Gerken6 patents · 24 citations
- 871Douglas H. Loose4 patents · 57 citations
- 967Michael J. Mankosa10 patents · 76 citations
- 1063Iulian Cioanta6 patents · 21 citations
- 1158John R. Jackson6 patents · 21 citations
- 1254Jan Olof Gustafsson8 patents · 88 citations
- 1350Timothy J. Bailey9 patents · 23 citations
- 1446Antti Rinne10 patents · 28 citations
- 1542Roderick Michael Facey3 patents · 87 citations
- 1638Michael Charles Denoma5 patents · 17 citations
- 1733Victor Fuk-Pong Man5 patents · 17 citations
- 1829William W. Berry4 patents · 24 citations
- 1925Anthony Owen Filmer6 patents · 32 citations
- 2021Daniel John Alexander6 patents · 32 citations
- 2117Peter A. Amelunxen11 patents · 9 citations
- 2213Jesse Spooner3 patents · 8 citations
- 238Lucas Moore6 patents · 5 citations
- 244John M. Burke4 patents · 42 citations
- 251Christopher R. Nelson2 patents · 22 citations
All-time canon
Career PatentIndex Score in B03D
- 199Jan D. Miller15 patents · 806 citations
- 296Ramon A. Llenado5 patents · 1,478 citations
- 392Roe-Hoan Yoon18 patents · 818 citations
- 488Gerald H. Luttrell13 patents · 605 citations
- 583Johnny Arnaud14 patents · 459 citations
- 679Paul C. Broussard, Sr.9 patents · 386 citations
- 775Milos Krofta16 patents · 531 citations
- 871David T. R. Ellenor11 patents · 240 citations
- 967James W. Smith11 patents · 240 citations
- 1063John N. Harbinson11 patents · 240 citations
- 1158Graeme J. Jameson15 patents · 277 citations
- 1254Donald E. Zipperian7 patents · 321 citations
- 1350Richard R. Klimpel22 patents · 451 citations
- 1446Robert O. Keys6 patents · 289 citations
- 1542Jouko Kallioinen8 patents · 268 citations
- 1638Robert D. Hansen17 patents · 339 citations
- 1733Alan S. Rothenberg15 patents · 261 citations
- 1829Phillip E. Mcgarry16 patents · 354 citations
- 1925Jiann-Yang Hwang6 patents · 215 citations
- 2021D. R. Nagaraj17 patents · 396 citations
- 2117Lester E. Burgess10 patents · 236 citations
- 2213Samuel S. Wang35 patents · 695 citations
- 238Gregory T. Adel4 patents · 386 citations
- 244David William Clark8 patents · 221 citations
- 251Srdjan Bulatovic13 patents · 310 citations
Rising· last 2 yrs
The top-scoring B03D patents made public in the last 2 years
- 199US12286687B1✦ AIPolymetallic-ore beneficiation and separation reagent, preparation method and use thereof2 cites · 202576% earned
- 292US12428318B2✦ AIEnhanced foam removal of total suspended solids and multiply charged cations from aqueous 0 cites · 20240% earned
- 383US12539485B2✦ AIDevices, systems and methods for flux removal from furnace process gas0 cites · 20240% earned
- 475US12241202B2Process of transforming waste material into useful material0 cites · 20240% earned
- 567US12123072B2Processes for the removal and recovery of cadmium from wet-process phosphoric acid0 cites · 20240% earned
- 658US12416062B2Enhanced autonomous hands-free control in electronic visual aids0 cites · 20240% earned
- 750US12220097B1Cleaning applicator systems and methods0 cites · 20250% earned
- 842US12428315B2System for establishing a digital interconnection between vessels for collection of micro-0 cites · 20240% earned
- 933US12098442B2Method for enriching lithium from lithium clay0 cites · 20240% earned
- 1025US12564845B2Purification apparatus0 cites · 20250% earned
- 1117US12458984B2Application of selenium-containing organic compounds in copper sulfide flotation collector0 cites · 20240% earned
- 128US12251713B2Method for froth-controlled flotation of argillaceous lepidolite ore0 cites · 20250% earned
- 131US12569784B2Method for removing silicon powder in coolant for monocrystalline silicon slicing with dia0 cites · 20250% earned
Active· last 5 yrs
The top-scoring B03D patents of the last 5 years
- 199US11553726B2✦ AIFractionated stillage separation10 cites · 202270% earned
- 296US11780746B2✦ AIWater treatment for removing PFAS14 cites · 202283% earned
- 392US11840471B1✦ AIMethod for removing per- and polyfluoroalkyl substances (PFAS) from waste water10 cites · 202387% earned
- 488US11447401B1Separation columns for per- and polyfluoroalkyl substances (PFAS) remediation10 cites · 202287% earned
- 583US11767375B2Aminocarboxylic acid-functionalized saccharide polymers and methods for production and use6 cites · 202385% earned
- 679US11661360B2System for removing per- and polyfluorinated alkyl substances from contaminated aqueous st6 cites · 202174% earned
- 775US11931677B2Separation device and method to separate contaminants from contaminated water6 cites · 202185% earned
- 871US12286687B1Polymetallic-ore beneficiation and separation reagent, preparation method and use thereof2 cites · 202576% earned
- 967US11643339B2Enchanced system and method for treatment of soil and groundwater contaminated with PFAS7 cites · 202186% earned
- 1063US11097961B1Pharmaionizer system4 cites · 202182% earned
- 1158US11840745B2Processes for the removal and recovery of cadmium from wet-process phosphoric acid2 cites · 202361% earned
- 1254US11856960B2Separation method of fat and lean using acidic fluid with nanobubbles2 cites · 202367% earned
- 1350US11938422B2Differential pressure based automated sand detection and handling system for oil and gas w3 cites · 202180% earned
- 1446US11035826B1Method and apparatus for determining GVF—gas volume fraction—for aerated fluids and liquid2 cites · 202167% earned
- 1542US11084737B1System for treating wastewater and the like2 cites · 202167% earned
- 1638US11554961B2Crumpled mesoporous MXene powders synthesized by acid-, base-, or salt-induced crumpling3 cites · 202172% earned
- 1733US11440026B2Tumbler cell for mineral recovery using engineered media2 cites · 202167% earned
- 1829US12116290B2Systems and methods for removal of contaminants from a liquid2 cites · 202276% earned
- 1925US11340150B2Submersible system and method for measuring the density and/or concentration of solids in 3 cites · 202180% earned
- 2021US12139420B2Method and apparatus for separation of a substance from water2 cites · 202167% earned
- 2117US11154872B2Recovering valuable material from an ore1 cites · 202156% earned
- 2213US11857893B2Fluid treatment separator and a system and method of treating fluid1 cites · 202267% earned
- 238US11407953B2Processes for utilisation of purified coal compositions as a chemical and thermal feedstoc1 cites · 202156% earned
- 244US11406918B2Adjustable particle separator system and method of using same1 cites · 202167% earned
- 251US11097205B2Removal of hydrophobic particles using carbon dioxide1 cites · 202167% earned
All-time canon
The defining B03D patents of the whole record
- 199US4565647A✦ AIFoaming surfactant compositions1,183 cites · 198695% earned
- 296US5985138A✦ AITar sands extraction process322 cites · 199994% earned
- 392US4279743A✦ AIAir-sparged hydrocyclone and method225 cites · 198194% earned
- 488US6524486B2Microalgae separator apparatus and method189 cites · 200294% earned
- 583US4981582AProcess and apparatus for separating fine particles by microbubble flotation together with140 cites · 199193% earned
- 679US4946597ALow temperature bitumen recovery process132 cites · 199093% earned
- 775US4838434AAir sparged hydrocyclone flotation apparatus and methods for separating particles from a p128 cites · 198993% earned
- 871US5382358AApparatus for dissolved air floatation and similar gas-liquid contacting operations127 cites · 199590% earned
- 967US4425227AAmbient froth flotation process for the recovery of bitumen from tar sand123 cites · 198493% earned
- 1063US5379902AMethod for simultaneous use of a single additive for coal flotation, dewatering, and recon122 cites · 199593% earned
- 1158US4094783ACentrifugal flotation separator120 cites · 197893% earned
- 1254US5951875AAdsorptive bubble separation methods and systems for dewatering suspensions of microalgae 119 cites · 199993% earned
- 1350US4744890AFlotation apparatus and method119 cites · 198893% earned
- 1446US6319389B1Recovery of copper values from copper ores118 cites · 200193% earned
- 1542US4397741AApparatus and method for separating particles from a fluid suspension117 cites · 198390% earned
- 1638US4589980APromoters for froth flotation of coal114 cites · 198693% earned
- 1733US4460459ASequential flotation of sulfide ores111 cites · 198493% earned
- 1829US5167798AApparatus and process for the separation of hydrophobic and hydrophilic particles using mi107 cites · 199289% earned
- 1925US5224604AApparatus and method for separation of wet and dry particles107 cites · 199393% earned
- 2021US6153113AMethod for using ligands in particle separation106 cites · 200089% earned
- 2117US5223148AProcess for increasing the bitumen content of oil sands froth106 cites · 199393% earned
- 2213US6000551AMethod for rupturing microalgae cells105 cites · 199993% earned
- 238US4203837AProcess for removal of discrete particulates and solutes from liquids by foam flotation105 cites · 198093% earned
- 244US6805806B2Method and apparatus for treatment of wastewater employing membrane bioreactors103 cites · 200387% earned
- 251US4545892ATreatment of primary tailings and middlings from the hot water extraction process for reco102 cites · 198593% earned
Rising· last 2 yrs
Assignees whose newest B03D patents became public in the last 2 years — the current frontier
- 199ECOLAB USA INC18 patents · 34 citations
- 292K TECH INC3 patents · 4 citations
- 383BTU INT INC3 patents · 5 citations
- 475BEIJING LRS TECH CO LTD1 patents · 2 citations
- 567BOULDIN CORP2 patents · 0 citations
- 658SHIMADZU CORP2 patents · 0 citations
- 750EYEDAPTIC INC1 patents · 0 citations
- 842GUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD1 patents · 0 citations
- 933MORIMOTO NOBUYOSHI1 patents · 0 citations
- 1025NEWTONOID TECH LLC1 patents · 0 citations
- 1117TCL ZHONGHUAN RENEWABLE ENERGY TECH CO LTD1 patents · 0 citations
- 128UNIV GUANGXI1 patents · 0 citations
- 131UNIV KUNMING SCIENCE & TECHNOLOGY1 patents · 0 citations
Active· last 5 yrs
Sustained B03D output across the last 5 years
- 199ICM INC6 patents · 24 citations
- 296UNIV NORTHWESTERN12 patents · 40 citations
- 392ECOLAB USA INC18 patents · 34 citations
- 488ARR MAZ PRODUCTS LP9 patents · 32 citations
- 583SANUWAVE INC6 patents · 21 citations
- 679CIDRA CORPORATE SERVICES INC10 patents · 25 citations
- 775SUMITOMO METAL MINING CO5 patents · 52 citations
- 871CAMERON INT CORP6 patents · 17 citations
- 967CIDRA CORPORATE SERVICES LLC14 patents · 8 citations
- 1063ERIEZ MFG CO8 patents · 14 citations
- 1158CLARIANT INT LTD6 patents · 11 citations
- 1254COLORADO SCHOOL OF MINES3 patents · 45 citations
- 1350EMINUS LLC2 patents · 22 citations
- 1446KEMIRA OYJ9 patents · 5 citations
- 1542OPEC REMEDIATION TECH PTY LIMITED3 patents · 12 citations
- 1638UNIV FLORIDA3 patents · 12 citations
- 1733JONES JOHN D4 patents · 6 citations
- 1829UCHICAGO ARGONNE LLC2 patents · 35 citations
- 1925K TECH INC3 patents · 4 citations
- 2021BTU INT INC3 patents · 5 citations
- 2117HUNTER PROCESS TECH PTY LIMITED3 patents · 3 citations
- 2213THE WATER & CARBON GROUP PTY LTD2 patents · 14 citations
- 238SMIDTH AS F L6 patents · 6 citations
- 244NEWCASTLE INNOVATION LTD3 patents · 3 citations
- 251WP&E TECH AND SOLUTIONS LLC2 patents · 6 citations
All-time canon
All-time PatentIndex Score in B03D
- 199PROCTER & GAMBLE6 patents · 1,479 citations
- 296UNIV UTAH10 patents · 656 citations
- 392HYDROTREAT INC13 patents · 453 citations
- 488VIRGINIA TECH INTELL PROP6 patents · 432 citations
- 583UNIV TORONTO11 patents · 240 citations
- 679DEISTER CONCENTRATOR6 patents · 301 citations
- 775LENOX INST RES9 patents · 315 citations
- 871DOW CHEMICAL CO46 patents · 861 citations
- 967AMERICAN CYANAMID CO65 patents · 1,277 citations
- 1063UNIV MICHIGAN TECH8 patents · 284 citations
- 1158VOITH GMBH J M13 patents · 344 citations
- 1254SHEREX CHEM9 patents · 315 citations
- 1350FALCONBRIDGE LTD11 patents · 336 citations
- 1446BROUSSARD PAUL C SR6 patents · 156 citations
- 1542US INTERIOR11 patents · 272 citations
- 1638KAMYR INC7 patents · 238 citations
- 1733NALCO CHEMICAL CO18 patents · 315 citations
- 1829THIELE KAOLIN CO9 patents · 256 citations
- 1925BAKER HUGHES INC10 patents · 262 citations
- 2021OUTOKUMPU OY29 patents · 392 citations
- 2117INT MINERALS & CHEM CORP10 patents · 242 citations
- 2213BOC GASES AU LTD8 patents · 192 citations
- 238CYTEC TECH CORP23 patents · 296 citations
- 244MITSUI MINING & SMELTING CO8 patents · 208 citations
- 251STANDARD OIL CO OHIO9 patents · 223 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth