Inventor · disambiguated record
Toshio Iwasa
Also filed as: IWASA TOSHIO · KOBAYASHI TADAHIRO
6 granted patents·117 citations·filing 1973–1981
84Inventor score
Top patents by PatentIndex Score
6 records- 0192US4347326AFoamable glass composition and glass foamASAHI DOW LTD·Filed 1981·Granted Aug 31, 1982·71 cites·16 claims
- 0271US4177150ADried porous acrylonitrile polymer membrane, process for producing same and separators made therefromASAHI CHEMICAL IND·Filed 1977·Granted Dec 4, 1979·18 cites·1 claims
- 0357US4251605ADried porous acrylonitrile polymer membrane, process for producing same and separators made therefromASAHI CHEMICAL IND·Filed 1979·Granted Feb 17, 1981·11 cites·5 claims
- 0441US3931120AFlameproof modacrylic fibersASAHI CHEMICAL IND·Filed 1973·Granted Jan 6, 1976·5 cites·4 claims
- 0539US4144299AProcess for producing acrylonitrile polymer filmASAHI CHEMICAL IND·Filed 1977·Granted Mar 13, 1979·7 cites·5 claims
- 0634US4298644AExtremely fine acrylic polymer fiber pile fabric and process for producing the sameASAHI CHEMICAL IND·Filed 1980·Granted Nov 3, 1981·5 cites·37 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →