Inventor · disambiguated record
Hisao Kogoi
Also filed as: KOGOI HISAO
10 granted patents·14 pending applications·73 citations·filing 2000–2022
87Inventor score
Top patents by PatentIndex Score
24 records- 0187US6335002B1Ultrafine particulate zinc oxide, production thereof and cosmetic material using the sameSHOWA DENKO KK·Filed 2000·Granted Jan 1, 2002·26 cites·18 claims
- 0276US6416862B1Ultrafine particulate zinc oxide and production process thereofSHOWA DENKO KK·Filed 2000·Granted Jul 9, 2002·21 cites·9 claims
- 0375US8354358B2Fine particulate titanium dioxide, and production process and uses thereofSHOWA DENKO KK·Filed 2006·Granted Jan 15, 2013·3 cites·17 claims
- 0469US7186393B2Complex oxide, and production process therefor and applications thereofSHOWA DENKO KK·Filed 2003·Granted Mar 6, 2007·7 cites·31 claims
- 0569US7067105B2Alumina particles, production process thereof, composition comprising the particles and alumina slurry for polishingSHOWA DENKO KK·Filed 2002·Granted Jun 27, 2006·5 cites·5 claims
- 0667US7777129B2Titanium oxide for dye-sensitized solar cellsSHOWA DENKO KK·Filed 2003·Granted Aug 17, 2010·7 cites·9 claims
- 0759US2024239683A1Titanium oxide particles and method for producing sameRESONAC CORP·Filed 2022·Application pending·0 cites
- 0854US7425287B2Surface modification method for inorganic oxide powder, powder produced by the method and use of the powderSHOWA DENKO KK·Filed 2004·Granted Sep 16, 2008·4 cites·7 claims
- 0953US2006194885A1Alumina particles, production process thereof, composition comprising the particles and alumina slurry for polishingSHOWA DENKO KK·Filed 2006·Application pending·0 cites
- 1051US2008260625A1Fine Particulate Titanium Dioxide, and Production Process and Use ThereofSHOWA DENKO KK·Filed 2005·Application pending·0 cites
- 1149US8298507B2Fine particulate titanium dioxide, and production process and use thereofKOGOI HISAO·Filed 2010·Granted Oct 30, 2012·0 cites·9 claims
- 1248US2011111171A1Seed crystal for silicon carbide single crystal growth, method for producing the seed crystal, silicon carbide single crystal, and method for producing the single crystalSHOWA DENKO KK·Filed 2009·Application pending·0 cites
- 1346US2022135422A1Titanium oxide production methodSHOWA DENKO KK·Filed 2020·Application pending·0 cites
- 1445US11124427B2Method of producing titanium oxideSHOWA DENKO KK·Filed 2016·Granted Sep 21, 2021·0 cites·4 claims
- 1544US7163717B2Coated zinc oxide particle, and production process and applications thereofSHOWA DENKO KK·Filed 2003·Granted Jan 16, 2007·0 cites·13 claims
- 1644US2010028240A1Process for producing silicon carbide single crystalSHONAI TOMOHIRO·Filed 2007·Application pending·0 cites
- 1744US2013000547A1Method for fixing silicon carbide seed crystal and method for producing single crystal silicon carbideSHOWA DENKO KK·Filed 2011·Application pending·0 cites
- 1844US2006147366A1Production process of titania-silica mixed crystal particles having a high bulk density, titania-silica mixed crystal particles obtained by the process and uses thereofSHOWA DENKO KK·Filed 2003·Application pending·0 cites
- 1942US2010092366A1Water-based polishing slurry for polishing silicon carbide single crystal substrate, and polishing method for the sameSHOWA DENKO KK·Filed 2007·Application pending·0 cites
- 2041US2012234231A1Process for producing silicon carbide single crystalsMASUDA TAKASHI·Filed 2010·Application pending·0 cites
- 2139US2001055558A1Alumina particles, production process thereof, composition comprising the particles and alumina slurry for polishingSHOWA DENKO KK·Filed 2001·Application pending·0 cites
- 2236US2006116279A1Composite particles and method for production thereof and use thereofKOGOI HISAO·Filed 2004·Application pending·0 cites
- 2335US2009188701A1Inorganic powder, resin composition filled with the powder and use thereofTSUZUKI HIROSHI·Filed 2005·Application pending·0 cites
- 2434US2006074173A1High purity titanium oxide and production process thereofKOGOI HISAO·Filed 2003·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Hisao Kogoi files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →