Inventor · disambiguated record
Tosio Isida
Also filed as: ISIDA TOSIO
7 granted patents·423 citations·filing 1982–1984
89Inventor score
Technology areasB01D
Files withUBE INDUSTRIES7
Top patents by PatentIndex Score
7 records- 0194US4512893APorous aromatic imide polymer membrane and a process for its manufactureUBE INDUSTRIES·Filed 1982·Granted Apr 23, 1985·83 cites·14 claims
- 0294US4474662AProcess for producing porous aromatic polyimide membranesUBE INDUSTRIES·Filed 1982·Granted Oct 2, 1984·81 cites·12 claims
- 0391US4440643AProcess for producing aromatic polyimide composite separating membraneUBE INDUSTRIES·Filed 1982·Granted Apr 3, 1984·68 cites·20 claims
- 0490US4528004AAromatic polyimide composite separating membraneUBE INDUSTRIES·Filed 1984·Granted Jul 9, 1985·67 cites·22 claims
- 0587US4485056AProduction of aromatic polyimide separating membranesUBE INDUSTRIES·Filed 1982·Granted Nov 27, 1984·56 cites·15 claims
- 0684US4474858AAromatic polyimide gas-separating membraneUBE INDUSTRIES·Filed 1982·Granted Oct 2, 1984·44 cites·7 claims
- 0768US4486376AProcess for modifying porous polymeric membraneUBE INDUSTRIES·Filed 1982·Granted Dec 4, 1984·24 cites·23 claims
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