Inventor · disambiguated record
Yutaka Nakagawa
Also filed as: NAKAGAWA YUTAKA
4 granted patents·1 pending application·33 citations·filing 1983–2004
74Inventor score
Files withDAINICHISEIKA COLOR CHEM2FUJI PHOTO FILM CO LTD1KYOWA HAKKO KOGYO KK1NIPPON SHINYAKU CO LTD1
Top patents by PatentIndex Score
5 records- 0180US6726762B2Finely divided pigments and coloring compositionsDAINICHISEIKA COLOR CHEM·Filed 2002·Granted Apr 27, 2004·13 cites·13 claims
- 0278US6468341B2Pigment compositions, production process thereof, colorants, and colored articlesDAINICHISEIKA COLOR CHEM·Filed 2001·Granted Oct 22, 2002·14 cites·25 claims
- 0345US2007078148A1Agents for preventing and/or treating higher brain dysfunctionsKYOWA HAKKO KOGYO KK·Filed 2004·Application pending·0 cites
- 0443US4500362AProcess for preparing aqueous dispersion of pigmentFUJI PHOTO FILM CO LTD·Filed 1983·Granted Feb 19, 1985·4 cites·11 claims
- 0531US4956364ANootropic agentNIPPON SHINYAKU CO LTD·Filed 1988·Granted Sep 11, 1990·2 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →