Inventor

IWASHITA TOHRU

JP3 patents

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

IDEMITSU KOSAN CO

1 patent

US6657008B2Dec 2, 2003

Flame retardant polystyrenic resin composition

IDEMITSU KOSAN CO15 citations80

IDEMITSU PETROCHEMICAL CO

1 patent

US5929154AJul 27, 1999

Flame retarded polystyrenic resin composition and molded article of a polystyrenic resin

IDEMITSU PETROCHEMICAL CO4 citations59

TOYO ROKI SEIZO KK

1 patent

US7834078B2Nov 16, 2010

Fiber-reinforced resin composition for parts of air intake system of internal combustion engine

TOYO ROKI SEIZO KK0 citations49