Inventor · disambiguated record
Seiji Uchiyama
Also filed as: UCHIYAMA SEIJI
6 granted patents·50 citations·filing 1974–1994
82Inventor score
Technology areasC07C
Files withMITSUBISHI GAS CHEMICAL CO6
Top patents by PatentIndex Score
6 records- 0186US4165337AProcess for producing phthaloyl dichlorides of high purityMITSUBISHI GAS CHEMICAL CO·Filed 1977·Granted Aug 21, 1979·21 cites·4 claims
- 0273US4048033AProcess for preparing perchloromethylbenzeneMITSUBISHI GAS CHEMICAL CO·Filed 1974·Granted Sep 13, 1977·9 cites·11 claims
- 0362US5008479AProcess for production of 2,6-dimethylnaphthaleneMITSUBISHI GAS CHEMICAL CO·Filed 1989·Granted Apr 16, 1991·7 cites·36 claims
- 0456US5436364AProcess for producing dimethyl 2,6-naphthalene-dicarboxylateMITSUBISHI GAS CHEMICAL CO·Filed 1994·Granted Jul 25, 1995·5 cites·23 claims
- 0553US4399311AProcess for producing aromatic aldehydesMITSUBISHI GAS CHEMICAL CO·Filed 1981·Granted Aug 16, 1983·5 cites·3 claims
- 0648US4507510AProcess for producing xylyleneglycolMITSUBISHI GAS CHEMICAL CO·Filed 1983·Granted Mar 26, 1985·3 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →