P

Inventor

IWASAKI TAKAO

JP44 patents
⚠️ This page may combine multiple inventors who share the name “IWASAKI TAKAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KUREHA CHEMICAL IND CO LTD

23 patents
US5415958AMay 16, 1995

Vinylidene fluoride copolymer, and binder composition containing the copolymer for non-aqueous solvent-type secondary battery

KUREHA CHEMICAL IND CO LTD80 citations96
US4645826AFeb 24, 1987

Process for production of high to ultra-high molecular weight linear polyarylenesulfides

KUREHA CHEMICAL IND CO LTD126 citations96
US4814430AMar 21, 1989

Process for producing poly(arylene sulfide) of reduced alkali metal content

KUREHA CHEMICAL IND CO LTD52 citations93
US4812539AMar 14, 1989

Polyarylene sulfide preparation in titanium reaction vessel with two distinct temperature ranges

KUREHA CHEMICAL IND CO LTD29 citations93
US4795671AJan 3, 1989

Para-phenylene sulfide block copolymers, process for the production of the same and use thereof

KUREHA CHEMICAL IND CO LTD24 citations93
US4794164ADec 27, 1988

Process for producing a polyarylene sulfide of excellent handling property and a polyarylene sulfide produced by the process thereof

KUREHA CHEMICAL IND CO LTD53 citations93
US4745167AMay 17, 1988

Polyarylene sulfide preparation in titanium reaction vessel with two distinct temperature ranges

KUREHA CHEMICAL IND CO LTD47 citations93
US5741472AApr 21, 1998

Carbonaceous electrode material for secondary battery

KUREHA CHEMICAL IND CO LTD20 citations92
US5616436AApr 1, 1997

Carbonaceous electrode material for secondary battery and process for production thereof

KUREHA CHEMICAL IND CO LTD29 citations92
US5587255ADec 24, 1996

Carbonaceous electrode material for secondary battery

KUREHA CHEMICAL IND CO LTD34 citations92
US5527643AJun 18, 1996

Carbonaceous electrode material for secondary battery and process for production thereof

KUREHA CHEMICAL IND CO LTD28 citations92
US4769426ASep 6, 1988

Process for preparation of polyarylene thioethers having high melt crystallization temperature

KUREHA CHEMICAL IND CO LTD28 citations92
US4613654ASep 23, 1986

Polyarylenesulfide complexes, processes for production and uses thereof

KUREHA CHEMICAL IND CO LTD26 citations92
US4976825ADec 11, 1990

Process for recovering N-methylpyrrolidone by plural distillations

KUREHA CHEMICAL IND CO LTD41 citations86
US4931516AJun 5, 1990

Process for producing polyarylene sulfide in titanium vessel with addition of water

KUREHA CHEMICAL IND CO LTD20 citations82
US4769442ASep 6, 1988

Process for treating a polymer slurry

KUREHA CHEMICAL IND CO LTD24 citations82
US4863669ASep 5, 1989

Process for forming polyarylenethioether stretched blow-molded vessel

KUREHA CHEMICAL IND CO LTD9 citations74
US4810566AMar 7, 1989

Highly crystallized molded polyarylene thioether and process for producing it

KUREHA CHEMICAL IND CO LTD15 citations74
US4761468AAug 2, 1988

Process for preparing polyarylene thioether having thiol/thiolate end group concentration of 10 micro mole/g or less

KUREHA CHEMICAL IND CO LTD16 citations74
US4746698AMay 24, 1988

Method of preventing corrosion of apparatus for melt-processing polyarylene thioethers

KUREHA CHEMICAL IND CO LTD10 citations74
US4401806AAug 30, 1983

Process for producing graft copolymer

KUREHA CHEMICAL IND CO LTD8 citations74
US4501870AFeb 26, 1985

Fine particles of polyvinyl chloride and process for producing the same

KUREHA CHEMICAL IND CO LTD8 citations73
US4921758AMay 1, 1990

Molded product of polyarylene thioether and the use thereof

KUREHA CHEMICAL IND CO LTD2 citations62

TOSHIBA KK

4 patents

DENKI KAGAKU KOGYO KK

3 patents

ARAI OSAMU

2 patents

TOSHIBA TEC KK

2 patents

HONDA MOTOR CO LTD

2 patents

NISSAN MOTOR

2 patents

KUREHA KAGAWA KOGYO KABUSHIKI

1 patent

ZEXEL CORP

1 patent

KUREHA KOGYO KK

1 patent

NIPPON PRESSED CONCRETE KK

1 patent

FUJITSU TEN LTD

1 patent

IWASAKI TAKAO

1 patent