Inventor · disambiguated record
Hajime Serizawa
Also filed as: SERIZAWA HAJIME
18 granted patents·1 pending application·473 citations·filing 1984–2009
95Inventor score
Files withPOLYPLASTICS CO11NITTO BOSEKI CO LTD4HATKE WILFRIED1KUNIMOTO EIKI1SEKISUI CHEMICAL CO LTD1
Top patents by PatentIndex Score
19 records- 0198US5409763ALong-fiber-reinforced polyolefin resin structure and article molded therefromPOLYPLASTICS CO·Filed 1994·Granted Apr 25, 1995·176 cites·4 claims
- 0292US5852135AThermoplastic resin compositions and a method of producing the samePOLYPLASTICS CO·Filed 1995·Granted Dec 22, 1998·81 cites·36 claims
- 0392US4540760AProcess for producing polymers of monoallylamineNITTO BOSEKI CO LTD·Filed 1984·Granted Sep 10, 1985·56 cites·16 claims
- 0490US8063163B2Cycloolefin copolymerHATKE WILFRIED·Filed 2005·Granted Nov 22, 2011·21 cites·15 claims
- 0584US5149731APolyarylene sulfide resin compositionPOLYPLASTICS CO·Filed 1991·Granted Sep 22, 1992·42 cites·15 claims
- 0674US5262461APolyarylene sulfide resin composition and method for preparing the samePOLYPLASTICS CO·Filed 1991·Granted Nov 16, 1993·21 cites·20 claims
- 0755US5929195AProcess for producing branched or crosslinked polyacetal resinPOLYPLASTICS CO·Filed 1998·Granted Jul 27, 1999·12 cites·6 claims
- 0854US6037439AProcess for continuous production of polyacetal resinPOLYPLASTICS CO·Filed 1998·Granted Mar 14, 2000·13 cites·11 claims
- 0954US4778725AFunctional polymers derived from polyamines and process for producing the sameNITTO BOSEKI CO LTD·Filed 1987·Granted Oct 18, 1988·14 cites·10 claims
- 1048US5218043APolyarylene sulfide resin composition and process for producing the samePOLYPLASTICS CO·Filed 1991·Granted Jun 8, 1993·9 cites·15 claims
- 1144US5973081AModified polyacetal and method of producing the samePOLYPLASTICS CO·Filed 1995·Granted Oct 26, 1999·8 cites·50 claims
- 1243US4701497AProcess for producing novel photosensitive resinsNITTO BOSEKI CO LTD·Filed 1986·Granted Oct 20, 1987·5 cites·4 claims
- 1340US8063127B2Antihazing agent for noncrystalline cycloolefin resins, resin compositions, and optical elementsKUNIMOTO EIKI·Filed 2006·Granted Nov 22, 2011·0 cites·14 claims
- 1440US5349007ALightweight thermoplastic polyester molding compositions, methods of making the same and molded articles formed thereofPOLYPLASTICS CO·Filed 1993·Granted Sep 20, 1994·4 cites·16 claims
- 1539US2008113116A1Retardation FilmSEKISUI CHEMICAL CO LTD·Filed 2005·Application pending·0 cites
- 1637US5252679APolyarylene sulfide resin compositionPOLYPLASTICS CO·Filed 1990·Granted Oct 12, 1993·5 cites·11 claims
- 1736US8822603B2Resinous material for covering electric wire, electric wire manufactured by using the resinous material for covering electric wire, and flame-retardant cableSERIZAWA HAJIME·Filed 2009·Granted Sep 2, 2014·0 cites·6 claims
- 1835US4842984AWater soluble photosensitive resin compositions with bisazide compoundNITTO BOSEKI CO LTD·Filed 1987·Granted Jun 27, 1989·3 cites·9 claims
- 1932US5677392AReinforced composite resin material and method for its productionPOLYPLASTICS CO·Filed 1996·Granted Oct 14, 1997·3 cites·8 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →