Inventor · disambiguated record
Akitoshi Sugio
Also filed as: ABE TETSUYA · KAWAKI TAKEO · OTUKI YOSHIHARU · SUGIO AKITOSHI
51 granted patents·1,012 citations·filing 1974–1988
99Inventor score
Top patents by PatentIndex Score
51 records- 0195US4011200ANovel polyphenylene ether and process for preparing the sameMITSUBISHI GAS CHEMICAL CO·Filed 1975·Granted Mar 8, 1977·73 cites·12 claims
- 0294US4496695ACurable resin compositionMITSUBISHI GAS CHEMICAL CO·Filed 1982·Granted Jan 29, 1985·61 cites·11 claims
- 0391US4341879APolyphenylene ether resin composition having improved heat stability and impact strengthMITSUBISHI GAS CHEMICAL CO·Filed 1981·Granted Jul 27, 1982·82 cites·26 claims
- 0491US3952072AStabilized polyphenylene ether type resin compositionMITSUBISHI GAS CHEMICAL CO·Filed 1974·Granted Apr 20, 1976·57 cites·62 claims
- 0590US4463164AProcess for preparing polyphenylene ethersBORG WARNER CHEMICALS INC·Filed 1983·Granted Jul 31, 1984·51 cites·20 claims
- 0688US4389516ACurable polyphenylene ether resin compositionMITSUBISHI GAS CHEMICAL CO·Filed 1981·Granted Jun 21, 1983·57 cites·21 claims
- 0787US4086128AProcess for roughening surface of epoxy resinMITSUBISHI GAS CHEMICAL CO·Filed 1977·Granted Apr 25, 1978·46 cites·28 claims
- 0885US4038343AResin composition containing copolyphenylene etherMITSUBISHI GAS CHEMICAL CO·Filed 1975·Granted Jul 26, 1977·36 cites·4 claims
- 0985US3933941AThermoplastic blended composition comprising polyphenylene ether, aromatic polycarbonate and styrene resinMITSUBISHI GAS CHEMICAL CO·Filed 1974·Granted Jan 20, 1976·33 cites·7 claims
- 1084US4614773ANovel polyphenylene ether resin compositionMITSUBISHI GAS CHEMICAL CO·Filed 1985·Granted Sep 30, 1986·35 cites·8 claims
- 1182US4992218AProcess for producing a polarizing filmMITSUBISHI GAS CHEMICAL CO·Filed 1988·Granted Feb 12, 1991·48 cites·10 claims
- 1278US4343929AProcess for continuously polymerizing trioxaneMITSUBISHI GAS CHEMICAL CO·Filed 1980·Granted Aug 10, 1982·30 cites·24 claims
- 1377US4503186ACurable resin compositionMITSUBISHI GAS CHEMICAL CO·Filed 1982·Granted Mar 5, 1985·24 cites·10 claims
- 1475US4125540AProcess for stabilizing trioxaneMITSUBISHI GAS CHEMICAL CO·Filed 1978·Granted Nov 14, 1978·9 cites·8 claims
- 1575US4058504AProcess for terminating polyphenylene ethers reactions with amino carboxylic acids and reducing agentsMITSUBISHI GAS CHEMICAL CO·Filed 1976·Granted Nov 15, 1977·24 cites·4 claims
- 1675US3970640AProcess for the production of polyphenylene ethers having a desired polymerization degreeMITSUBISHI GAS CHEMICAL CO·Filed 1974·Granted Jul 20, 1976·22 cites·9 claims
- 1771US4342680AStabilized oxymethylene copolymer compositionMITSUBISHI GAS CHEMICAL CO·Filed 1980·Granted Aug 3, 1982·20 cites·6 claims
- 1869US4246398AMethod for recovering polyphenylene oxidesMITSUBISHI GAS CHEMICAL CO·Filed 1979·Granted Jan 20, 1981·18 cites·9 claims
- 1969US4087411AProcess for preparing oxymethylene polymersMITSUBISHI GAS CHEMICAL CO·Filed 1976·Granted May 2, 1978·17 cites·8 claims
- 2067US3963804AThermoplastic blend compositionMITSUBISHI GAS CHEMICAL CO·Filed 1974·Granted Jun 15, 1976·18 cites·5 claims
- 2167US3954904AStabilized polyphenylene ether resin compositionMITSUBISHI GAS CHEMICAL CO·Filed 1974·Granted May 4, 1976·11 cites·7 claims
- 2266US4683255APolyphenylene ether resin composition having excellent fire retardancyMITSUBISHI GAS CHEMICAL CO·Filed 1986·Granted Jul 28, 1987·15 cites·6 claims
- 2365US4282139AFiber-reinforced resin composition containing polyphenylene ether resinMITSUBISHI GAS CHEMICAL CO·Filed 1979·Granted Aug 4, 1981·11 cites·3 claims
- 2463US4590239APolyphenylene ether resin composition suitable for electroless platingMITSUBISHI GAS CHEMICAL CO·Filed 1984·Granted May 20, 1986·16 cites·6 claims
- 2563US4489186APolyphenylene ether resin compositionMITSUBISHI GAS CHEMICAL CO·Filed 1983·Granted Dec 18, 1984·13 cites·4 claims
- 2662US4115369AProcess for continuous production of oxymethylene polymersMITSUBISHI GAS CHEMICAL CO·Filed 1977·Granted Sep 19, 1978·12 cites·7 claims
- 2759US4153644AResin composition containing polyphenylene oxideMITSUBISHI GAS CHEMICAL CO·Filed 1975·Granted May 8, 1979·12 cites·16 claims
- 2857US4861854APhotosensitive polyimide precursorMITSUBISHI GAS CHEMICAL CO·Filed 1988·Granted Aug 29, 1989·10 cites·5 claims
- 2957US4670535APhotosensitive polyimide precursor and process for producing the sameMITSUBISHI GAS CHEMICAL CO·Filed 1986·Granted Jun 2, 1987·10 cites·12 claims
- 3057US4293478AProcess for producing polyphenylene ether composition containing inorganic pigmentMITSUBISHI GAS CHEMICAL CO·Filed 1979·Granted Oct 6, 1981·11 cites·3 claims
- 3155US4339569AProcess for continuous production of oxymethylene polymer or copolymerMITSUBISHI GAS CHEMICAL CO·Filed 1980·Granted Jul 13, 1982·12 cites·9 claims
- 3255US4211857AMethod for producing polyphenylene oxidesMITSUBISHI GAS CHEMICAL CO·Filed 1979·Granted Jul 8, 1980·8 cites·6 claims
- 3352US4282335AHigh molecular resin compositionMITSUBISHI GAS CHEMICAL CO·Filed 1980·Granted Aug 4, 1981·11 cites·36 claims
- 3451US4383066APolyphenylene ether resin compositionMITSUBISHI GAS CHEMICAL CO·Filed 1981·Granted May 10, 1983·8 cites·16 claims
- 3549US4532306APolyphenylene ether resin compositionMITSUBISHI GAS CHEMICAL CO·Filed 1984·Granted Jul 30, 1985·9 cites·5 claims
- 3649US4427814APolyphenylene ether resin composition having improved heat stabilityMITSUBISHI GAS CHEMICAL CO·Filed 1983·Granted Jan 24, 1984·10 cites·14 claims
- 3748US4448931APolyphenylene ether resinMITSUBISHI GAS CHEMICAL CO·Filed 1982·Granted May 15, 1984·9 cites·12 claims
- 3846US4472546APolyphenylene ether resin compositionMITSUBISHI GAS CHEMICAL CO·Filed 1983·Granted Sep 18, 1984·6 cites·4 claims
- 3945US4293660APolyphenylene ether resin compositionMITSUBISHI GAS CHEMICAL CO·Filed 1980·Granted Oct 6, 1981·8 cites·7 claims
- 4044US3962180AProcess for polymerizing phenols to produce polyphenylene oxides of low molecular weightMITSUBISHI GAS CHEMICAL CO·Filed 1974·Granted Jun 8, 1976·5 cites·9 claims
- 4143US4556685APolyphenylene ether resin compositionMITSUBISHI GAS CHEMICAL CO·Filed 1984·Granted Dec 3, 1985·7 cites·2 claims
- 4243US4224435AMethod for mixing raw materials for producing oxymethylene copolymersMITSUBISHI GAS CHEMICAL CO·Filed 1979·Granted Sep 23, 1980·7 cites·10 claims
- 4341US4751022AHumidity-sensing component compositionMITSUBISHI GAS CHEMICAL CO·Filed 1987·Granted Jun 14, 1988·8 cites·8 claims
- 4439US4686131ASilylated polyphenylene ether membrane for gas separationMITSUBISHI GAS CHEMICAL CO·Filed 1985·Granted Aug 11, 1987·10 cites·13 claims
- 4537US4305879AProcess for producing a 2-tertiary-alkyl substituted anthraquinonesMITSUBISHI GAS CHEMICAL CO·Filed 1980·Granted Dec 15, 1981·1 cites·8 claims
- 4635US4228258AResin composition containing polyphenylene oxideMITSUBISHI GAS CHEMICAL CO·Filed 1979·Granted Oct 14, 1980·3 cites·7 claims
- 4734US4189565AProcess for polymerizing trioxaneMITSUBISHI GAS CHEMICAL CO·Filed 1978·Granted Feb 19, 1980·2 cites·10 claims
- 4831US4301273AProcess for stabilizing oxymethylene copolymersMITSUBISHI GAS CHEMICAL CO·Filed 1980·Granted Nov 17, 1981·5 cites·5 claims
- 4931US3989671AProcess for producing polyphenylene oxidesMITSUBISHI GAS CHEMICAL CO·Filed 1974·Granted Nov 2, 1976·1 cites·32 claims
- 5030US4663376APolyphenylene ether resin compositionMITSUBISHI GAS CHEMICAL CO·Filed 1985·Granted May 5, 1987·0 cites·5 claims
Showing the top 50 of 51 patent records by PatentIndex Score.
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