Inventor

SUMITOMO HIROSHI

JP3 patents

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

UNIVERSITY PATENTS INC

1 patent

US4677190AJun 30, 1987

Synthesis and ring-opening polymerization of bicyclic lactones containing a tetrahydropyran ring

UNIVERSITY PATENTS INC6 citations70

NICCA CHEMICAL CO

1 patent

US7022267B2Apr 4, 2006

Flame retardant treating agents, flame retardant treating process and flame retardant treated fibers

NICCA CHEMICAL CO1 citations47

SANKO CO LTD

1 patent

US7557065B2Jul 7, 2009

Method for producing material containing sensitizer dispersed therein for thermal recording article and a thermal recording article

SANKO CO LTD0 citations44