Inventor
HASHIGUCHI YOSHIHARU
US10 patents
⚠️ This page may combine multiple inventors who share the name “HASHIGUCHI YOSHIHARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JAPAN SYNTHETIC RUBBER CO LTD
7 patentsUS5191024AMar 2, 1993
Hydrogenated diene block copolymer and composition comprising the same
JAPAN SYNTHETIC RUBBER CO LTD154 citations97
US5346964ASep 13, 1994
(Modified) hydrogenated diene block copolymer and composition comprising the same
JAPAN SYNTHETIC RUBBER CO LTD75 citations95
US5306779AApr 26, 1994
Hydrogenated diene block copolymer and composition comprising the same
JAPAN SYNTHETIC RUBBER CO LTD70 citations95
US5731129AMar 24, 1998
Photosensitive resin composition comprising a carboxyl group-containing diene copolymer and a hydrogenated diene block polymer
JAPAN SYNTHETIC RUBBER CO LTD25 citations92
US5270274ADec 14, 1993
Catalyst composition for hydrogenating olefinically unsaturated polymers
JAPAN SYNTHETIC RUBBER CO LTD27 citations90
US5596041AJan 21, 1997
Hydrogenated block copolymer and hydrogenated block copolymer compositon
JAPAN SYNTHETIC RUBBER CO LTD12 citations72
US5169905ADec 8, 1992
Hydrogenation catalyst composition and process for hydrogenating olefinically unsaturated polymer using the same
JAPAN SYNTHETIC RUBBER CO LTD12 citations72
HARIMA CHEMICALS INC
3 patentsUS5158697AOct 27, 1992
Deinking agent for reproduction of printed waste papers
HARIMA CHEMICALS INC25 citations87
US7988826B2Aug 2, 2011
Cationic surface sizing agent and paper coated with the same
HARIMA CHEMICALS INC4 citations59
US8349135B2Jan 8, 2013
Papermaking additive and filled paper
HARIMA CHEMICALS INC0 citations49