Inventor

OBATA MASASHI

CN4 patents

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

MITSUI TOATSU CHEMICALS

2 patents

US5674920AOct 7, 1997

Flexible high resilience polyurethane foam

MITSUI TOATSU CHEMICALS27 citations89

US5478866ADec 26, 1995

Flexible polyurethane foam and process for preparing same

MITSUI TOATSU CHEMICALS7 citations71

TOKAI RUBBER IND LTD

1 patent

US6136879AOct 24, 2000

Soft polyurethane foam, method of producing the same and vehicle interior member using the same

TOKAI RUBBER IND LTD83 citations92

YAMANAKA KENJI

1 patent

US8188156B2May 29, 2012

Polyol composition, foaming composition and polyurethane foam

YAMANAKA KENJI4 citations51