Inventor · disambiguated record

Tetsuhiro Umezaki

Also filed as: UMEZAKI TETSUHIRO

2 granted patents·25 citations·filing 1987–1988

54Inventor score

Technology areasG03G

Files withDAINICHISEIKA COLOR CHEM2

Top patents by PatentIndex Score

2 records

0179US4912001AElectrophotographic photoreceptor comprising azo compound and couplerDAINICHISEIKA COLOR CHEM·Filed 1988·Granted Mar 27, 1990·25 cites·2 claims
0223US4931349AElectrophotographic photoreceptor having an azo compoundDAINICHISEIKA COLOR CHEM·Filed 1987·Granted Jun 5, 1990·0 cites·2 claims

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