Inventor · disambiguated record
Takayuki Hayakawa
Also filed as: HAYAKAWA TAKAYUKI
6 granted patents·6 pending applications·9 citations·filing 1985–2022
71Inventor score
Top patents by PatentIndex Score
12 records- 0170US10143288B2Cosmetic applicatorMITSUBISHI PENCIL CO·Filed 2016·Granted Dec 4, 2018·1 cites·10 claims
- 0269US9132070B2Manicure compositionHAYAKAWA TAKAYUKI·Filed 2011·Granted Sep 15, 2015·1 cites·6 claims
- 0358US10980332B2Cosmetic applicatorMITSUBISHI PENCIL CO·Filed 2019·Granted Apr 20, 2021·0 cites·5 claims
- 0456US2024148618A1Prussian blue dispersion for cosmetics, and cosmetics including sameMITSUBISHI PENCIL CO·Filed 2022·Application pending·0 cites
- 0554US9462870B2Aqueous manicure preparation and manicure preparation-filled applicatorHAYAKAWA TAKAYUKI·Filed 2009·Granted Oct 11, 2016·0 cites·10 claims
- 0648US4604169AProcess for metal plating a stainless steelFURUKAWA ELECTRIC CO LTD·Filed 1985·Granted Aug 5, 1986·7 cites·9 claims
- 0747US9445983B2Aqueous manicure compositionMITSUBISHI PENCIL CO·Filed 2013·Granted Sep 20, 2016·0 cites·4 claims
- 0844US2019070096A1Follower composition for cosmetic applicatorMITSUBISHI PENCIL CO·Filed 2017·Application pending·0 cites
- 0943US2017340551A1Eyelash ornament cosmeticMITSUBISHI PENCIL CO·Filed 2017·Application pending·0 cites
- 1042US2016143822A1Eyelash ornament cosmeticMITSUBISHI PENCIL CO·Filed 2015·Application pending·0 cites
- 1139US2016184199A1CosmeticMITSUBISHI PENCIL CO·Filed 2015·Application pending·0 cites
- 1237US2012276178A1Aqueous cosmeticSAKUMA SATOSHI·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →