Topic leaderboard
Pretreatment of plastics & making preforms
Ranked by the PatentIndex Score — a 1–99 percentile within B29B · public-visibility date · generated 2026
top 25 per window · public-visibility date
Rising· last 2 yrs
Inventors whose newest B29B patents became public in the last 2 years — the current frontier
- 199Edward P. O'Donnell41 patents · 1,166 citations
- 296Haiyong Hugh Huang41 patents · 1,166 citations
- 392Richard O. Mannion41 patents · 1,166 citations
- 488William H. Mckenna41 patents · 1,166 citations
- 583Thomas R. Clark48 patents · 413 citations
- 679Kenneth Lyle Tyler48 patents · 275 citations
- 775Frederick H. Rumpf10 patents · 368 citations
- 871Wilhelm A. Keller7 patents · 383 citations
- 967Darko Pervan12 patents · 180 citations
- 1063Dominique Coupe56 patents · 584 citations
- 1158Michael Eloo16 patents · 195 citations
- 1254Richard C. Darr23 patents · 183 citations
- 1350Bruce Roger Debruin18 patents · 266 citations
- 1446Edward V. Morgan21 patents · 132 citations
- 1542Dimitris Ioannis Collias16 patents · 184 citations
- 1638Klaus Feichtinger35 patents · 199 citations
- 1733Jay Clarke Hanan29 patents · 145 citations
- 1829Panagiota Danopoulos11 patents · 50 citations
- 1925François Charleux15 patents · 53 citations
- 2021Michael D. Morris9 patents · 70 citations
- 2117Daniel M. Futral10 patents · 33 citations
- 2213Yoshio Iizuka5 patents · 96 citations
- 238William B. Coe6 patents · 32 citations
- 244Andreas Pfister8 patents · 135 citations
- 251Norman Scott Broyles6 patents · 46 citations
Active· last 5 yrs
Sustained B29B output across the last 5 years
- 199Edward P. O'Donnell41 patents · 1,166 citations
- 296Haiyong Hugh Huang41 patents · 1,166 citations
- 392Richard O. Mannion41 patents · 1,166 citations
- 488William H. Mckenna41 patents · 1,166 citations
- 583Antoni S. Gozdz6 patents · 945 citations
- 679Gregory Thomas Mark6 patents · 945 citations
- 775Kunihiko Ishizaki12 patents · 627 citations
- 871Thomas R. Clark48 patents · 413 citations
- 967Joel A. Dyksterhouse11 patents · 614 citations
- 1063Kenneth Lyle Tyler48 patents · 275 citations
- 1158Frederick H. Rumpf10 patents · 368 citations
- 1254Akihiko Watanabe8 patents · 387 citations
- 1350Hubert J. Booth15 patents · 300 citations
- 1446Bruno Jacques Gerard Dambrine26 patents · 444 citations
- 1542Douglas Mancosh11 patents · 179 citations
- 1638James P. Przybylinski11 patents · 179 citations
- 1733David E. Murdock9 patents · 153 citations
- 1829Wilhelm A. Keller7 patents · 383 citations
- 1925Darko Pervan12 patents · 180 citations
- 2021Dominique Coupe56 patents · 584 citations
- 2117George Bertram15 patents · 363 citations
- 2213Michael Eloo16 patents · 195 citations
- 238Detlef Gneuss25 patents · 360 citations
- 244Akiyoshi Kobayashi19 patents · 320 citations
- 251Richard C. Darr23 patents · 183 citations
All-time canon
Career PatentIndex Score in B29B
- 199Benjamin Oshlack7 patents · 2,060 citations
- 296Hua-Pin Huang7 patents · 2,060 citations
- 392Mark Chasin7 patents · 2,060 citations
- 488Alan Rick Lappen7 patents · 925 citations
- 583Benyamin Buller7 patents · 925 citations
- 679Edward P. O'Donnell41 patents · 1,166 citations
- 775Haiyong Hugh Huang41 patents · 1,166 citations
- 871Richard O. Mannion41 patents · 1,166 citations
- 967William H. Mckenna41 patents · 1,166 citations
- 1063Faraón Torres21 patents · 1,168 citations
- 1158Samuel F. Harrison22 patents · 1,168 citations
- 1254Ciro J. Grijalva, Iii17 patents · 1,166 citations
- 1350Hayden S. Osborn17 patents · 1,166 citations
- 1446Nick S. Evans17 patents · 1,166 citations
- 1542Ryan G. Ziegler17 patents · 1,166 citations
- 1638Erel Milshtein5 patents · 611 citations
- 1733Michael J. Deaner12 patents · 1,508 citations
- 1829Kurt E. Heikkila12 patents · 1,481 citations
- 1925Marshall Medoff21 patents · 999 citations
- 2021Arthur Lagace9 patents · 822 citations
- 2117Giuseppe Puppin6 patents · 705 citations
- 2213Joe G. Brooks17 patents · 1,301 citations
- 238Billy D. Goforth10 patents · 1,154 citations
- 244Charles L. Goforth10 patents · 1,154 citations
- 251Gerald A. Hutchinson9 patents · 556 citations
Rising· last 2 yrs
The top-scoring B29B patents made public in the last 2 years
- 199US12036702B1✦ AIDevice for desulfurizing and plasticizing waste rubber7 cites · 202486% earned
- 296US11912872B1✦ AILight, thin, warm-keeping and temperature-adjusting modified polymer aerogel composite mat5 cites · 202484% earned
- 392US12071735B2✦ AIIntegrated PAC-based cap layer delivery system3 cites · 202467% earned
- 488US11964056B1Tamper resistant dosage forms4 cites · 202444% earned
- 583US12410370B2Systems and methods for making hydrocarbon compositions derived from pyrolysis of post-con2 cites · 202558% earned
- 679US12187641B1Fiberglass recovery method2 cites · 202576% earned
- 775US12275167B1Marine vessel with integrated plastic shredding and pelletizing system for ocean cleanup a2 cites · 202576% earned
- 871US11845239B1Mobile dismantling system for dismantling solar cell module3 cites · 202480% earned
- 967US11939104B2Lightweight plastic container and preform2 cites · 202444% earned
- 1063US12318964B2Conformable tooling systems and methods for complex contour composite preforms2 cites · 202467% earned
- 1158US12234328B1Polyethylene composition for injection molding2 cites · 202567% earned
- 1254US12343910B2Method for producing an rPET plastic material for use in a thin-wall injection molding met2 cites · 202576% earned
- 1350US12226931B1Method and apparatus for producing engineered stone slabs2 cites · 202576% earned
- 1446US12421637B2Systems and methods for selective needling of fibrous preforms for shape-forming2 cites · 202476% earned
- 1542US11970586B1Composite materials and method of making composite materials2 cites · 202476% earned
- 1638US12000303B2Hybridization of the fibers of the fibrous reinforcement of a fan blade3 cites · 202480% earned
- 1733US12247114B1Methods of preparing a composite having elastomer and filler1 cites · 202542% earned
- 1829US12187847B2Polyketone powder for laser sintering2 cites · 202455% earned
- 1925US12305122B1Device to recycle material and related systems and methods1 cites · 202556% earned
- 2021US12312710B1Method for preparing direct melt-spun high-viscosity PBAT/low-viscosity pet two-component 1 cites · 202567% earned
- 2117US12005608B1Carbon fiber recycling apparatus, system and method2 cites · 202476% earned
- 2213US12012506B1Antistatic plastic and method of forming the same1 cites · 202467% earned
- 238US12172342B1Method and apparatus for dry-cleaning plastics contaminated with organics1 cites · 202467% earned
- 244US12060441B2Method of producing cellulose carbamate1 cites · 202467% earned
- 251US12194505B2Computer-implemented method for sorting of plastic compounds1 cites · 202467% earned
Active· last 5 yrs
The top-scoring B29B patents of the last 5 years
- 199US11795029B1✦ AIIntegrated spiral and hooping winding equipment for multi-bundle fibers35 cites · 202391% earned
- 296US11346228B1✦ AIAirfoil with flange formed of wishbone-shaped fiber layer structure22 cites · 202290% earned
- 392US12036702B1✦ AIDevice for desulfurizing and plasticizing waste rubber7 cites · 202486% earned
- 488US11938692B2Material extruder17 cites · 202289% earned
- 583US11959274B2Interlocking building blocks and mortarless interlocking building system10 cites · 202387% earned
- 679US11578271B1Carbon fiber recycling system and method of operation16 cites · 202384% earned
- 775US11826472B2Tamper resistant dosage forms8 cites · 202351% earned
- 871US12270153B2Starch-cellulose composite material9 cites · 202281% earned
- 967US11021599B1Ethylene-vinyl alcohol copolymer resin composition, film, and multi-layer structure compri12 cites · 202188% earned
- 1063US11428467B2Facility for forming wood plastic composite with microwave and degassing device12 cites · 202188% earned
- 1158US11731317B1System and method for material manufacturing based on predicted properties of unconsolidat8 cites · 202386% earned
- 1254US11628379B2Reducing surface and bulk contamination in plastic9 cites · 202170% earned
- 1350US11389992B1Small footprint pre-treatment plant and decentralized food waste separation and treatment9 cites · 202287% earned
- 1446US11912872B1Light, thin, warm-keeping and temperature-adjusting modified polymer aerogel composite mat5 cites · 202484% earned
- 1542US11739191B2Reactor for continuously treating polymeric material8 cites · 202171% earned
- 1638US11746298B2Process for recovering polymer oil8 cites · 202386% earned
- 1733US12071735B2Integrated PAC-based cap layer delivery system3 cites · 202467% earned
- 1829US11518863B2Aldehyde content reduction process and recycled polyolefin with low aldehyde content9 cites · 202287% earned
- 1925US10961378B1Ethylene-vinyl alcohol resin, film, and multi-layer structure comprising the same, and met10 cites · 202187% earned
- 2021US11600929B2Method and apparatus for moldable material for terrestrial, marine, aeronautical and space9 cites · 202172% earned
- 2117US11560250B2Lightweight plastic container and preform6 cites · 202165% earned
- 2213US11407878B2Processes for recycling polystyrene waste6 cites · 202268% earned
- 238US11254397B1Ship for removal of plastic for ocean clean up6 cites · 202285% earned
- 244US11435140B2Drying apparatus for granular materials and drying method for granular materials7 cites · 202186% earned
- 251US11780634B2Lightweight plastic container and preform4 cites · 202354% earned
All-time canon
The defining B29B patents of the whole record
- 199US5019400A✦ AIVery low temperature casting of controlled release microspheres710 cites · 199195% earned
- 296US6129872A✦ AIProcess and apparatus for creating a colorful three-dimensional object571 cites · 200095% earned
- 392US5958452A✦ AIExtruded orally administrable opioid formulations519 cites · 199983% earned
- 488US5346961AProcess for crosslinking511 cites · 199495% earned
- 583US4726989AMicroporous materials incorporating a nucleating agent and methods for making same478 cites · 198895% earned
- 679US5965161AExtruded multi-particulates471 cites · 199983% earned
- 775US5804610AMethods of making packaged viscoelastic compositions438 cites · 199890% earned
- 871US6228900B1Crosslinking of polyethylene for low wear using radiation and thermal treatments437 cites · 200195% earned
- 967US5738817ASolid freeform fabrication methods425 cites · 199892% earned
- 1063US6261599B1Melt-extruded orally administrable opioid formulations394 cites · 200183% earned
- 1158US4444961AProcess and apparatus for preparing uniform size polymer beads378 cites · 198494% earned
- 1254US5090968AProcess for the manufacture of filamentary abrasive particles377 cites · 199294% earned
- 1350US9126365B1Methods for composite filament fabrication in three dimensional printing376 cites · 201588% earned
- 1446US4743658AStable tetrafluoroethylene copolymers367 cites · 198894% earned
- 1542US6190591B1Embedding and encapsulation of controlled release particles352 cites · 200194% earned
- 1638US5900207ASolid freeform fabrication methods342 cites · 199991% earned
- 1733US3993726AMethods of making continuous length reinforced plastic articles339 cites · 197694% earned
- 1829US6281264B1Chemically crosslinked ultrahigh molecular weight polyethylene for artificial human joints338 cites · 200186% earned
- 1925US4290248AContinuous process for forming products from thermoplastic polymeric material having three321 cites · 198194% earned
- 2021US4622091AResin film infusion process and apparatus314 cites · 198694% earned
- 2117US5965858AManufactured article recycling system303 cites · 199991% earned
- 2213US5512600APreparation of bonded fiber structures for cell implantation294 cites · 199691% earned
- 238US6506873B1Degradable polymer fibers; preparation product; and, methods of use283 cites · 200394% earned
- 244US6335033B2Melt-extrusion multiparticulates280 cites · 200182% earned
- 251US4734227AMethod of making supercritical fluid molecular spray films, powder and fibers273 cites · 198894% earned
Rising· last 2 yrs
Assignees whose newest B29B patents became public in the last 2 years — the current frontier
- 199PURDUE PHARMA LP41 patents · 1,129 citations
- 296BOEING CO127 patents · 1,838 citations
- 392EASTMAN CHEM CO38 patents · 1,164 citations
- 488TORAY INDUSTRIES126 patents · 1,187 citations
- 583PROCTER & GAMBLE87 patents · 915 citations
- 679GEN ELECTRIC78 patents · 1,722 citations
- 775JAPAN STEEL WORKS LTD73 patents · 859 citations
- 871XEROX CORP42 patents · 453 citations
- 967PLASTIPAK PACKAGING INC33 patents · 211 citations
- 1063CERALOC INNOVATION AB10 patents · 86 citations
- 1158MICHELIN & CIE48 patents · 237 citations
- 1254Continuous Composites Inc26 patents · 53 citations
- 1350MITSUBISHI GAS CHEMICAL CO30 patents · 290 citations
- 1446NIAGARA BOTTLING LLC28 patents · 135 citations
- 1542STRATASYS INC13 patents · 131 citations
- 1638HONDA MOTOR CO LTD23 patents · 193 citations
- 1733MEDISCA PHARMACEUTIQUE INC11 patents · 50 citations
- 1829YOSHINO KOGYOSHO CO LTD21 patents · 124 citations
- 1925DAIKIN IND LTD15 patents · 102 citations
- 2021MILLIKEN & CO19 patents · 106 citations
- 2117SEIKO EPSON CORP25 patents · 81 citations
- 2213WINDMOELLER & HOELSCHER21 patents · 138 citations
- 238NISSEI ASB MACHINE CO LTD42 patents · 145 citations
- 244SAFRAN AIRCRAFT ENGINES72 patents · 188 citations
- 251CANON KK18 patents · 65 citations
Active· last 5 yrs
Sustained B29B output across the last 5 years
- 199PURDUE PHARMA LP41 patents · 1,129 citations
- 296BOEING CO127 patents · 1,838 citations
- 392NIPPON CATALYTIC CHEM IND30 patents · 1,165 citations
- 488EASTMAN CHEM CO38 patents · 1,164 citations
- 583TORAY INDUSTRIES126 patents · 1,187 citations
- 679DU PONT91 patents · 2,853 citations
- 775MARKFORGED INC6 patents · 945 citations
- 871NORDSON CORP116 patents · 3,200 citations
- 967PROCTER & GAMBLE87 patents · 915 citations
- 1063GEN ELECTRIC78 patents · 1,722 citations
- 1158GOODYEAR TIRE & RUBBER48 patents · 1,036 citations
- 1254SEALED AIR CORP24 patents · 719 citations
- 1350GRACE W R & CO8 patents · 306 citations
- 1446KOBE STEEL LTD94 patents · 1,364 citations
- 1542JAPAN STEEL WORKS LTD73 patents · 859 citations
- 1638XEROX CORP42 patents · 453 citations
- 1733HONEYWELL INT INC23 patents · 283 citations
- 1829TOSHIBA MACHINE CO LTD27 patents · 457 citations
- 1925MITSUBISHI HEAVY IND LTD13 patents · 301 citations
- 2021BUEHLER AG11 patents · 273 citations
- 2117TEIJIN LTD19 patents · 284 citations
- 2213SUMITOMO CHEMICAL CO46 patents · 417 citations
- 238TOYOTA MOTOR CO LTD26 patents · 284 citations
- 244KURARAY CO39 patents · 362 citations
- 251LOCKHEED CORP9 patents · 234 citations
All-time canon
All-time PatentIndex Score in B29B
- 199EURO CELTIQUE SA6 patents · 2,036 citations
- 296VELO3D INC7 patents · 925 citations
- 392PURDUE PHARMA LP41 patents · 1,129 citations
- 488BOEING CO127 patents · 1,838 citations
- 583ANDERSEN CORP15 patents · 1,789 citations
- 679UNIV RUTGERS11 patents · 1,161 citations
- 775XYLECO INC18 patents · 969 citations
- 871MINNESOTA MINING & MFG18 patents · 1,443 citations
- 967HITACHI LTD25 patents · 1,270 citations
- 1063ADVANCED PLASTICS TECHNOLOGIES7 patents · 528 citations
- 1158ADVANCED ENVIRONMENTAL RECYCLI12 patents · 1,151 citations
- 1254NIPPON CATALYTIC CHEM IND30 patents · 1,165 citations
- 1350DOW CHEMICAL CO52 patents · 1,880 citations
- 1446EASTMAN CHEM CO38 patents · 1,164 citations
- 1542CABOT CORP28 patents · 1,126 citations
- 1638TORAY INDUSTRIES126 patents · 1,187 citations
- 1733UNION CARBIDE CHEM PLASTIC19 patents · 1,287 citations
- 1829DU PONT91 patents · 2,853 citations
- 1925MASSACHUSETTS INST TECHNOLOGY11 patents · 827 citations
- 2021GALA INC48 patents · 1,569 citations
- 2117STERICYCLE INC7 patents · 649 citations
- 2213MARKFORGED INC6 patents · 945 citations
- 238BASF AG62 patents · 2,080 citations
- 244WERNER & PFLEIDERER52 patents · 1,844 citations
- 251ICI PLC7 patents · 570 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth