Inventor · disambiguated record
Hiroyuki Izumikawa
Also filed as: IZUMIKAWA HIROYUKI
6 granted patents·3 pending applications·6 citations·filing 2006–2014
71Inventor score
Top patents by PatentIndex Score
9 records- 0181US8399092B2Zinc oxide particle having high bulk density, method for producing it, exoergic filler, exoergic resin composition, exoergic grease and exoergic coating compositionSUEDA SATORU·Filed 2010·Granted Mar 19, 2013·3 cites·22 claims
- 0279US10080713B2Surface-treated spherical calcium carbonate particles for cosmetics and method for producing sameSAKAI CHEMICAL INDUSTRY CO·Filed 2013·Granted Sep 25, 2018·2 cites·10 claims
- 0361US7985289B2Ultrafine barium sulfate particle, water-based coating composition, and water-based ink compositionSAKAI CHEMICAL INDUSTRY LTD·Filed 2006·Granted Jul 26, 2011·1 cites·5 claims
- 0455US9040094B2Flaky particle and cosmeticSAKAI CHEMICAL INDUSTRY CO·Filed 2014·Granted May 26, 2015·0 cites·4 claims
- 0555US2011081548A1Zinc oxide particle, method for producing it, exoergic filler, exoergic resin composition, exoergic grease and exoergic coating compositionSAKAI CHEMICAL INDUSTRY CO·Filed 2009·Application pending·0 cites
- 0653US9234103B2Filler particles, resin composition, grease, and coating compositionSAKAI CHEMICAL INDUSTRY CO·Filed 2012·Granted Jan 12, 2016·0 cites·4 claims
- 0753US2010098780A1Flaky particle and cosmeticSAKAI CHEMICAL INDUSTRY CO·Filed 2007·Application pending·0 cites
- 0848US2015111992A1Barium sulfate composite particle, resin composition comprising the same, and production method thereofSAKAI CHEMICAL INDUSTRY CO·Filed 2014·Application pending·0 cites
- 0939US9169126B2Generally spherical barium carbonate particles, and method for producing generally spherical barium carbonate particlesSHIMIZU YUSUKE·Filed 2010·Granted Oct 27, 2015·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →