Inventor
OSHIMA MASAYOSHI
JP9 patents
⚠️ This page may combine multiple inventors who share the name “OSHIMA MASAYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON ZEON CO
7 patentsUS5580934ADec 3, 1996
Ring-opening hydrogenated copolymer and process for producing the same
NIPPON ZEON CO23 citations91
US5191026AMar 2, 1993
Ring-opening hydrogenated copolymer and process for producing the same
NIPPON ZEON CO47 citations91
US5063096ANov 5, 1991
Optical disk
NIPPON ZEON CO19 citations82
US5061771AOct 29, 1991
Ring-opened polymer from norbornene type of polycyclic monomer and process for producing the polymer
NIPPON ZEON CO10 citations73
US5043395AAug 27, 1991
Novel optical material
NIPPON ZEON CO17 citations73
US5034482AJul 23, 1991
Process for producing polymer by ring-opening polymerization
NIPPON ZEON CO13 citations73
US5143979ASep 1, 1992
Molding material
NIPPON ZEON CO5 citations61