P

Inventor

SOGA KAZUO

JP14 patents
⚠️ This page may combine multiple inventors who share the name “SOGA KAZUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOA NENRYO KOGYO KK

3 patents
US4717755AJan 5, 1988

Process for producing propylene polymer

TOA NENRYO KOGYO KK26 citations92
US4695557ASep 22, 1987

Catalyst for polymerization of olefins

TOA NENRYO KOGYO KK14 citations74
US4999409AMar 12, 1991

Diolefin polymer of copolymer and a process for the production of the same

TOA NENRYO KOGYO KK4 citations62

DAICEL CHEM

2 patents
US5733990AMar 31, 1998

Catalyst for producing polyolefin and process for producing polyolefin

DAICEL CHEM7 citations73
US5677255AOct 14, 1997

Polysiloxane supported metallocene catalyst for olefin polymerization

DAICEL CHEM1 citations52

JP THE AGENCY OF IND SCIENCE A

2 patents
US6653430B1Nov 25, 2003

Butadiene polymers and process for producing conjugated diene polymers

JP THE AGENCY OF IND SCIENCE A10 citations70
US6787617B1Sep 7, 2004

Process for producing olefin living polymer

JP THE AGENCY OF IND SCIENCE A6 citations60

TOKYO INST TECH

2 patents
US4209628AJun 24, 1980

Process for preparing 2-oxazolidone and its derivatives

TOKYO INST TECH6 citations61
US4071667AJan 31, 1978

Process of preparing polyesters having carbonyl group and ether linkage in the principal chain thereof

TOKYO INST TECH5 citations61

JAPAN SYNTHETIC RUBBER CO LTD

1 patent
US5548045AAug 20, 1996

Process for producing polybutadiene

JAPAN SYNTHETIC RUBBER CO LTD49 citations89

KOMATSU MFG CO LTD

1 patent
US6902027B2Jun 7, 2005

Piping structure of crawler driving hydraulic motor

KOMATSU MFG CO LTD18 citations83

MARUZEN PETROCHEM CO LTD

1 patent
US5527751AJun 18, 1996

Polymerization catalyst and method for producing polyolefin or olefin block copolymer using the same

MARUZEN PETROCHEM CO LTD9 citations71

AGENCY IND SCIENCE TECHN

1 patent
US6455649B1Sep 24, 2002

Catalyst for producing living olefin polymer and process for producing the polymer

AGENCY IND SCIENCE TECHN3 citations58

TOYO STAUFFER CHEM CO

1 patent
US6420500B1Jul 16, 2002

Catalyst for α-olefin polymerization

TOYO STAUFFER CHEM CO0 citations51