Inventor · disambiguated record
Yoichiro Arai
Also filed as: ARAI YOICHIRO
3 granted patents·97 citations·filing 1991–1993
75Inventor score
Files withKYOWA HAKKO KOGYO KK3
Top patents by PatentIndex Score
3 records- 0178US5380359ACosmetics based on naturally derived melanin-coated pigmentsKYOWA HAKKO KOGYO KK·Filed 1993·Granted Jan 10, 1995·59 cites·6 claims
- 0255US5468474AN-acylglutamine derivatives and cosmetic compositionsKYOWA HAKKO KOGYO KK·Filed 1993·Granted Nov 21, 1995·18 cites·8 claims
- 0352US5112613ACosmetic compositionKYOWA HAKKO KOGYO KK·Filed 1991·Granted May 12, 1992·20 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →