P

Inventor

ISHIHARA NOBUHIDE

GB14 patents
⚠️ This page may combine multiple inventors who share the name “ISHIHARA NOBUHIDE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

IDEMITSU KOSAN CO

11 patents
US5369196ANov 29, 1994

Production process of olefin based polymers

IDEMITSU KOSAN CO123 citations98
US4680353AJul 14, 1987

Process for production of styrene polymers

IDEMITSU KOSAN CO143 citations98
US5166238ANov 24, 1992

Styrene-based resin composition

IDEMITSU KOSAN CO65 citations95
US5171919ADec 15, 1992

Process for producing propylene based oligomers

IDEMITSU KOSAN CO42 citations92
US5252693AOct 12, 1993

Syndiotactic styrene polymers

IDEMITSU KOSAN CO16 citations81
US5502133AMar 26, 1996

Syndiotactic styrene polymers

IDEMITSU KOSAN CO11 citations73
US5189125AFeb 23, 1993

Process for producing syndiotactic styrene copolymer

IDEMITSU KOSAN CO9 citations73
US4997898AMar 5, 1991

Vinylcyclohexane-based polymers and process for production thereof

IDEMITSU KOSAN CO14 citations73
US4990580AFeb 5, 1991

Process for production of styrene polymers

IDEMITSU KOSAN CO14 citations73
USRE35289EJul 2, 1996

Process for production of styrene polymers

IDEMITSU KOSAN CO2 citations62
US6939929B2Sep 6, 2005

Alpha-olefin-aromatic vinyl copolymer

IDEMITSU KOSAN CO3 citations57

IDEMITSU PETROCHEMICAL CO

2 patents
US6838409B1Jan 4, 2005

Catalyst for olefin/styrene copolymerization, and process for producing olefin/styrene copolymer

IDEMITSU PETROCHEMICAL CO5 citations62
US6696527B1Feb 24, 2004

Olefin copolymers and films and sheets

IDEMITSU PETROCHEMICAL CO2 citations62

ISHIHARA NOBUHIDE

1 patent
US8461270B2Jun 11, 2013

Olefin/aromatic vinyl copolymer, process for production thereof, resin compositions containing the copolymer, and stretched products of the copolymer

ISHIHARA NOBUHIDE2 citations55