Inventor · disambiguated record
Yuuji Matuzaki
Also filed as: MATUZAKI YUUJI
3 granted patents·8 citations·filing 1990–1993
60Inventor score
Technology areasC07D
Files withSUMITOMO SEIKA CHEMICALS3
Top patents by PatentIndex Score
3 records- 0158US5310940AProduction of thiophene-2,5-dicarboxylic acid diesters, tetrahydrothiophene-2,5-dicarboxylic acid diesters and dibenzoxazolylthiophenesSUMITOMO SEIKA CHEMICALS·Filed 1993·Granted May 10, 1994·6 cites·13 claims
- 0242US5093504AProduction of thiophene-2,5-dicarboxylic acid diesters, tetrahydrothiophene-2,5-dicarboxylic acid diesters and dibenzoxazolylthiophenesSUMITOMO SEIKA CHEMICALS·Filed 1990·Granted Mar 3, 1992·2 cites·2 claims
- 0327US5221749AProduction of dibenzoxazolylthiophenesSUMITOMO SEIKA CHEMICALS·Filed 1991·Granted Jun 22, 1993·0 cites·5 claims
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