Inventor · disambiguated record
Eiko Kato
Also filed as: KATO EIKO
3 granted patents·16 pending applications·1 citations·filing 2002–2025
51Inventor score
Top patents by PatentIndex Score
19 records- 0180US10646487B2Melanin production inhibitor, whitening agent, fibroblast activator, collagen and/or elastin production promotor and wrinkle ameliorantSHOWA DENKO KK·Filed 2017·Granted May 12, 2020·1 cites·15 claims
- 0266US11045471B2Melanin production inhibitor, whitening agent, fibroblast activator, collagen and/or elastin production promotor and wrinkle ameliorantSHOWA DENKO KK·Filed 2020·Granted Jun 29, 2021·0 cites·12 claims
- 0360US2022257621A1Cancer cell proliferation suppression agent and composition for suppressing proliferation of cancer cellsSHOWA DENKO KK·Filed 2020·Application pending·0 cites
- 0459US2009203649A1Dermatological anti-wrinkle agentSHOWA DENKO KK·Filed 2007·Application pending·0 cites
- 0556US2025241937A1Cancer cell proliferation suppression agent and composition for suppressing proliferation of cancer cellsRESONAC CORP·Filed 2025·Application pending·0 cites
- 0649US2022280396A1Water-in-oil emulsion compositionSHOWA DENKO KK·Filed 2020·Application pending·0 cites
- 0748US2005220733A1Skin whitening external preparationSHOWA DENKO KK·Filed 2003·Application pending·0 cites
- 0847US8278350B2Agent for skin external use containing salt of ascorbic acid derivative, method for stabilizing the agent for skin external use, and stabilizerKATO EIKO·Filed 2004·Granted Oct 2, 2012·0 cites·10 claims
- 0947US2011144062A1Dermatological anti-wrinkle agentSHOWA DENKO KK·Filed 2011·Application pending·0 cites
- 1047US2007232698A1Slimming Skin External Preparation and Cosmetic Containing the SameSHIBUYA AKIRA·Filed 2005·Application pending·0 cites
- 1145US2018086779A1Tocopherol phosphoric acid ester salt, method for manufacturing the same, and skin external preparationSHOWA DENKO KK·Filed 2016·Application pending·0 cites
- 1243US2022211605A1Agent for protection against atmospheric pollutants and composition for protection against atmospheric pollutantsSHOWA DENKO KK·Filed 2020·Application pending·0 cites
- 1342US2005065206A1Skin preparation comprising a tocopherol derivative for external applicationFiled 2002·Application pending·0 cites
- 1442US2003143172A1Hair treatment agentFiled 2002·Application pending·0 cites
- 1542US2005048011A1Skin preparation comprising a tocopherol derivative for external applicationFiled 2002·Application pending·0 cites
- 1640US2007232687A1Agent for Skin External Use Containing Tocopherol Derivative, Ascorbic Acid Derivative and Surface Active Agent Having Lipopeptide StructureKATO EIKO·Filed 2005·Application pending·0 cites
- 1740US2005208002A1Whitening cosmetic compositionKATO EIKO·Filed 2003·Application pending·0 cites
- 1829US2017312207A1Moisturizing agentSHOWA DENKO KK·Filed 2015·Application pending·0 cites
- 1928US2017312301A1Skin barrier function-improving agent and composition for improving skin barrier functionSHOWA DENKO KK·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →