Inventor
ISIDA TOSIO
JP7 patents
Patents
7 patentsUS4528004AJul 9, 1985
Aromatic polyimide composite separating membrane
UBE INDUSTRIES67 citations96
US4512893AApr 23, 1985
Porous aromatic imide polymer membrane and a process for its manufacture
UBE INDUSTRIES83 citations96
US4474662AOct 2, 1984
Process for producing porous aromatic polyimide membranes
UBE INDUSTRIES81 citations96
US4440643AApr 3, 1984
Process for producing aromatic polyimide composite separating membrane
UBE INDUSTRIES68 citations96
US4485056ANov 27, 1984
Production of aromatic polyimide separating membranes
UBE INDUSTRIES56 citations92
US4474858AOct 2, 1984
Aromatic polyimide gas-separating membrane
UBE INDUSTRIES44 citations92
US4486376ADec 4, 1984
Process for modifying porous polymeric membrane
UBE INDUSTRIES24 citations82