Inventor · disambiguated record
Masao Okabe
Also filed as: OKABE MASAO
20 granted patents·395 citations·filing 1974–1998
95Inventor score
Top patents by PatentIndex Score
20 records- 0191US4341879APolyphenylene ether resin composition having improved heat stability and impact strengthMITSUBISHI GAS CHEMICAL CO·Filed 1981·Granted Jul 27, 1982·82 cites·26 claims
- 0291US3952072AStabilized polyphenylene ether type resin compositionMITSUBISHI GAS CHEMICAL CO·Filed 1974·Granted Apr 20, 1976·57 cites·62 claims
- 0385US4392744AMethod of and apparatus for determining angular and transversal displacements of shield machine and succeeding pipeOKUMURA CORP·Filed 1981·Granted Jul 12, 1983·45 cites·4 claims
- 0485US3933941AThermoplastic blended composition comprising polyphenylene ether, aromatic polycarbonate and styrene resinMITSUBISHI GAS CHEMICAL CO·Filed 1974·Granted Jan 20, 1976·33 cites·7 claims
- 0584US4614773ANovel polyphenylene ether resin compositionMITSUBISHI GAS CHEMICAL CO·Filed 1985·Granted Sep 30, 1986·35 cites·8 claims
- 0675US5026764AResin composition based on modified polyphenylene ether and polyphenylene sulfide, and molded articles therefromMITSUBISHI GAS CHEMICAL CO·Filed 1990·Granted Jun 25, 1991·20 cites·8 claims
- 0771US5028656AResin composition, and molded articles therefromMITSUBISHI GAS CHEMICAL CO·Filed 1989·Granted Jul 2, 1991·19 cites·9 claims
- 0867US3954904AStabilized polyphenylene ether resin compositionMITSUBISHI GAS CHEMICAL CO·Filed 1974·Granted May 4, 1976·11 cites·7 claims
- 0966US4683255APolyphenylene ether resin composition having excellent fire retardancyMITSUBISHI GAS CHEMICAL CO·Filed 1986·Granted Jul 28, 1987·15 cites·6 claims
- 1063US4489186APolyphenylene ether resin compositionMITSUBISHI GAS CHEMICAL CO·Filed 1983·Granted Dec 18, 1984·13 cites·4 claims
- 1161US5892982AExternal expansion bus interface circuit for connecting a micro control unit, and a digital recording and reproducing apparatus incorporating said interface circuitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Apr 6, 1999·15 cites·2 claims
- 1251US4383066APolyphenylene ether resin compositionMITSUBISHI GAS CHEMICAL CO·Filed 1981·Granted May 10, 1983·8 cites·16 claims
- 1349US4532306APolyphenylene ether resin compositionMITSUBISHI GAS CHEMICAL CO·Filed 1984·Granted Jul 30, 1985·9 cites·5 claims
- 1449US4427814APolyphenylene ether resin composition having improved heat stabilityMITSUBISHI GAS CHEMICAL CO·Filed 1983·Granted Jan 24, 1984·10 cites·14 claims
- 1548US5579182AApparatus for recording digital signals superposed with controlled frequency componentsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Nov 26, 1996·6 cites·2 claims
- 1646US4472546APolyphenylene ether resin compositionMITSUBISHI GAS CHEMICAL CO·Filed 1983·Granted Sep 18, 1984·6 cites·4 claims
- 1739US4686131ASilylated polyphenylene ether membrane for gas separationMITSUBISHI GAS CHEMICAL CO·Filed 1985·Granted Aug 11, 1987·10 cites·13 claims
- 1833US6118930AApparatus for recording digital signals by controlling frequency characteristics of digital signals utilizing bit extraction and interleaved NRZI modulationMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Sep 12, 2000·1 cites·1 claims
- 1931US5825567AApparatus for recording digital signals by controlling frequency characteristics of digital signals utilizing bit extraction and interleaved NRZI molulationMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Oct 20, 1998·0 cites·4 claims
- 2030US4663376APolyphenylene ether resin compositionMITSUBISHI GAS CHEMICAL CO·Filed 1985·Granted May 5, 1987·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →