Inventor
IMATANI KATSUO
JP5 patents
Patents
5 patentsUS5308569AMay 3, 1994
Process for the preparation of aromatic polyimide film
UBE INDUSTRIES20 citations92
US5262227ANov 16, 1993
Aromatic polyimide film laminated with metal foil
UBE INDUSTRIES42 citations88
US5221291AJun 22, 1993
Abrasive sheet and process for producing same
UBE INDUSTRIES19 citations81
US4958002ASep 18, 1990
High purity crystals of biphenyltetracarboxylic dianhydride and process for their preparation
UBE INDUSTRIES17 citations70
US4895596AJan 23, 1990
Method of recovering palladium catalyst
UBE INDUSTRIES4 citations59