Inventor · disambiguated record
Mutsuhiko Takeda
Also filed as: OHBA MICHIO · TAKEDA MUTSUHIKO
16 granted patents·115 citations·filing 1978–1991
92Inventor score
Files withMITSUBISHI GAS CHEMICAL CO16
Top patents by PatentIndex Score
16 records- 0178US5021197AProcess for production of sulfonium compoundsMITSUBISHI GAS CHEMICAL CO·Filed 1989·Granted Jun 4, 1991·15 cites·26 claims
- 0278US4343929AProcess for continuously polymerizing trioxaneMITSUBISHI GAS CHEMICAL CO·Filed 1980·Granted Aug 10, 1982·30 cites·24 claims
- 0375US4125540AProcess for stabilizing trioxaneMITSUBISHI GAS CHEMICAL CO·Filed 1978·Granted Nov 14, 1978·9 cites·8 claims
- 0455US4339569AProcess for continuous production of oxymethylene polymer or copolymerMITSUBISHI GAS CHEMICAL CO·Filed 1980·Granted Jul 13, 1982·12 cites·9 claims
- 0554US5202127AMoth-proofing method using trioxane as sole activeMITSUBISHI GAS CHEMICAL CO·Filed 1991·Granted Apr 13, 1993·8 cites·9 claims
- 0651US5075476AProcess for production of sulfonium compounds and novel methylthiphenol derivativesMITSUBISHI GAS CHEMICAL CO·Filed 1990·Granted Dec 24, 1991·5 cites·10 claims
- 0751US5026875AStability-improved trioxane compositionMITSUBISHI GAS CHEMICAL CO·Filed 1989·Granted Jun 25, 1991·4 cites·18 claims
- 0848US5149857AProcess for production of sulfonium compoundsMITSUBISHI GAS CHEMICAL CO·Filed 1990·Granted Sep 22, 1992·4 cites·12 claims
- 0943US4224435AMethod for mixing raw materials for producing oxymethylene copolymersMITSUBISHI GAS CHEMICAL CO·Filed 1979·Granted Sep 23, 1980·7 cites·10 claims
- 1040US4366305AProcess for heat stabilizing oxymethylene copolymersMITSUBISHI GAS CHEMICAL CO·Filed 1981·Granted Dec 28, 1982·10 cites·5 claims
- 1137US5094846ATrioxane composition and insect-proofing agentMITSUBISHI GAS CHEMICAL CO·Filed 1990·Granted Mar 10, 1992·1 cites·7 claims
- 1237US5071870ATrioxane composition and insect-proofing agentMITSUBISHI GAS CHEMICAL CO·Filed 1989·Granted Dec 10, 1991·1 cites·1 claims
- 1337US5043351AHygroscopic insect-proofing compositionMITSUBISHI GAS CHEMICAL CO·Filed 1989·Granted Aug 27, 1991·1 cites·5 claims
- 1435US5187311AMethylthiophenol derivatives and p-methylthiophenyl chloroformates and processes for producing these derivativesMITSUBISHI GAS CHEMICAL CO·Filed 1991·Granted Feb 16, 1993·1 cites·6 claims
- 1534US4189565AProcess for polymerizing trioxaneMITSUBISHI GAS CHEMICAL CO·Filed 1978·Granted Feb 19, 1980·2 cites·10 claims
- 1631US4301273AProcess for stabilizing oxymethylene copolymersMITSUBISHI GAS CHEMICAL CO·Filed 1980·Granted Nov 17, 1981·5 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →