Inventor
KAWAKAMI YUKICHIKA
JP39 patents
⚠️ This page may combine multiple inventors who share the name “KAWAKAMI YUKICHIKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KUREHA CHEMICAL IND CO LTD
33 patentsUS6245437B1Jun 12, 2001
Gas-barrier composite film
KUREHA CHEMICAL IND CO LTD93 citations98
US6673403B1Jan 6, 2004
Gas-barrier, multi-layer hollow container
KUREHA CHEMICAL IND CO LTD55 citations96
US6159416ADec 12, 2000
Stretch blow molded container and production process thereof
KUREHA CHEMICAL IND CO LTD52 citations96
US6001439ADec 14, 1999
Stretch blow molded container and production process thereof
KUREHA CHEMICAL IND CO LTD51 citations96
US5853639ADec 29, 1998
Oriented polyglycolic acid film and production process thereof
KUREHA CHEMICAL IND CO LTD67 citations96
US5688586ANov 18, 1997
Poly(ethylene oxalate), product formed of molded therefrom and production process of poly(ethylene oxalate)
KUREHA CHEMICAL IND CO LTD20 citations93
US5179194AJan 12, 1993
Process for production of polyarylenesulfides
KUREHA CHEMICAL IND CO LTD21 citations93
US4910086AMar 20, 1990
Resin coated metal body
KUREHA CHEMICAL IND CO LTD32 citations93
US4537953AAug 27, 1985
Process for producing aromatic sulfide polymer with alkaline earth metal oxide dehydrating agent
KUREHA CHEMICAL IND CO LTD30 citations93
US4495332AJan 22, 1985
Process for producing aromatic sulfide polymers
KUREHA CHEMICAL IND CO LTD34 citations93
US4451640AMay 29, 1984
Process for producing aromatic sulfide polymer
KUREHA CHEMICAL IND CO LTD29 citations93
US6916939B2Jul 12, 2005
Process for the preparation of cyclic esters and method for purification of the same
KUREHA CHEMICAL IND CO LTD46 citations92
US6852827B2Feb 8, 2005
Polyester production process and reactor apparatus
KUREHA CHEMICAL IND CO LTD18 citations92
US6046251AApr 4, 2000
Injection-molded product of polyglycolic acid and production process thereof
KUREHA CHEMICAL IND CO LTD18 citations92
US5908917AJun 1, 1999
Polyglycolic acid sheet and production process thereof
KUREHA CHEMICAL IND CO LTD22 citations92
US6891048B2May 10, 2005
Glycolide production process, and glycolic acid composition
KUREHA CHEMICAL IND CO LTD16 citations84
US4514558AApr 30, 1985
Process for producing aromatic sulfide polymer with anhydrous amorphous vitreous complex dehalogenation agent
KUREHA CHEMICAL IND CO LTD25 citations82
US4154876AMay 15, 1979
Coating with fluoroethylene resins
KUREHA CHEMICAL IND CO LTD26 citations78
US6183679B1Feb 6, 2001
Production process for injection-molded product of polyglycolic acid
KUREHA CHEMICAL IND CO LTD10 citations74
US5312894AMay 17, 1994
Granular high-melt-stable poly(arylene thioether-ketone) and production process thereof
KUREHA CHEMICAL IND CO LTD8 citations74
US5262517ANov 16, 1993
Production processes of arylene thioether oligomer and copolymer
KUREHA CHEMICAL IND CO LTD4 citations74
US4810566AMar 7, 1989
Highly crystallized molded polyarylene thioether and process for producing it
KUREHA CHEMICAL IND CO LTD15 citations74
US5436300AJul 25, 1995
Composition comprising polyarylene sulfide and polyamide composition
KUREHA CHEMICAL IND CO LTD16 citations72
US4956499ASep 11, 1990
Polyarylene thioether composition for molding
KUREHA CHEMICAL IND CO LTD8 citations71
US5369191ANov 29, 1994
Aromatic thioether ketone/thioether sulfone copolymer and production process thereof
KUREHA CHEMICAL IND CO LTD4 citations63
US5200501AApr 6, 1993
Easily-slidable polyarylene thioether film and process for producing the same
KUREHA CHEMICAL IND CO LTD3 citations63
US5137992AAug 11, 1992
Process for producing an easily-slidable polyarylene thioether film
KUREHA CHEMICAL IND CO LTD4 citations63
US5605987AFeb 25, 1997
Production process of alkylene thioether-arylene thioether copolymer
KUREHA CHEMICAL IND CO LTD1 citations52
US5408014AApr 18, 1995
Aromatic thioether ketone/thioether sulfone copolymer products
KUREHA CHEMICAL IND CO LTD0 citations52
US5312880AMay 17, 1994
Production processes of arylene thioether oligomer and copolymer
KUREHA CHEMICAL IND CO LTD0 citations52
US5304630AApr 19, 1994
Production processes of arylene thioether oligomer and copolymer
KUREHA CHEMICAL IND CO LTD0 citations52
US5256763AOct 26, 1993
Process for production of poly(arylene thioether) copolymer
KUREHA CHEMICAL IND CO LTD1 citations52
US5324814AJun 28, 1994
Production process of arylene thioether copolymer
KUREHA CHEMICAL IND CO LTD0 citations42
KUREHA CORP
3 patentsUS7067611B2Jun 27, 2006
Polyhydroxycarboxylic acid and its production process
KUREHA CORP23 citations92
US7235673B2Jun 26, 2007
Glycolide production process, and glycolic acid oligomer for glycolide production
KUREHA CORP20 citations84
US7179868B2Feb 20, 2007
Polyglycolic acid-based resin composition and shaped product thereof
KUREHA CORP9 citations74