Inventor · disambiguated record
Hisatoshi Otsuka
Also filed as: OTSUKA HISATOSHI
29 granted patents·5 pending applications·162 citations·filing 2000–2016
96Inventor score
Files withSHINETSU CHEMICAL CO22MAIDA SHIGERU6OTSUKA HISATOSHI2SHIN ETSU CHMEICAL CO LTD1SHINETSU QUARTZ PROD1
Top patents by PatentIndex Score
34 records- 0192US6413682B1Synthetic quartz glass substrate for photomask and making methodSHINETSU CHEMICAL CO·Filed 2000·Granted Jul 2, 2002·47 cites·19 claims
- 0291US8105734B2Titania-doped quartz glass member and making methodMAIDA SHIGERU·Filed 2009·Granted Jan 31, 2012·12 cites·7 claims
- 0388US7935648B2Titania-doped quartz glass for nanoimprint moldsSHINETSU CHEMICAL CO·Filed 2008·Granted May 3, 2011·13 cites·8 claims
- 0485US8820122B2Titania-doped quartz glass and making methodMAIDA SHIGERU·Filed 2011·Granted Sep 2, 2014·6 cites·10 claims
- 0583US8377612B2Titania-doped quartz glass member and making methodSHINETSU CHEMICAL CO·Filed 2012·Granted Feb 19, 2013·3 cites·14 claims
- 0681US9278881B2EUV lithography member, making method, and titania-doped quartz glassSHINETSU CHEMICAL CO·Filed 2014·Granted Mar 8, 2016·3 cites·8 claims
- 0781US7923394B2Titania-doped quartz glass for nanoimprint moldsSHINETSU CHEMICAL CO·Filed 2008·Granted Apr 12, 2011·4 cites·8 claims
- 0878US9346700B2Titania-doped quartz glass and making methodMAIDA SHIGERU·Filed 2012·Granted May 24, 2016·2 cites·6 claims
- 0976US6541405B1Synthetic quartz glass member for excimer laser and method of makingSHINETSU CHEMICAL CO·Filed 2000·Granted Apr 1, 2003·8 cites·20 claims
- 1076US6333284B1Synthetic fused silica memberSHINETSU CHEMICAL CO·Filed 2000·Granted Dec 25, 2001·16 cites·2 claims
- 1175US6499315B1Production method for making an optical member for excimer laser using synthetic quartz glassSHINETSU QUARTZ PROD·Filed 2000·Granted Dec 31, 2002·7 cites·6 claims
- 1274US9056785B2Nanoimprint mold-forming synthetic quartz glass and making methodSHINETSU CHEMICAL CO·Filed 2013·Granted Jun 16, 2015·3 cites·7 claims
- 1374US6339940B1Synthetic quartz glass manufacturing processSHINETSU CHEMICAL CO·Filed 2000·Granted Jan 22, 2002·7 cites·10 claims
- 1472US8629071B2Titania and sulfur co-doped quartz glass member and making methodSHINETSU CHEMICAL CO·Filed 2013·Granted Jan 14, 2014·1 cites·11 claims
- 1571US9746773B2Titania-doped quartz glass and making methodSHINETSU CHEMICAL CO·Filed 2013·Granted Aug 29, 2017·1 cites·9 claims
- 1669US7827824B2Synthetic quartz glass substrate for excimer lasers and making methodSHINETSU CHEMICAL CO·Filed 2007·Granted Nov 9, 2010·3 cites·5 claims
- 1767US9612525B2Titania-doped quartz glass and making methodSHINETSU CHEMICAL CO·Filed 2016·Granted Apr 4, 2017·0 cites·4 claims
- 1864US7232778B2Synthetic quartz glass ingot, synthetic quartz glass, and methods of manufacture thereofSHINETSU CHEMICAL CO·Filed 2002·Granted Jun 19, 2007·3 cites·19 claims
- 1964US6705115B2Synthetic quartz glass and production processSHINETSU CHEMICAL CO·Filed 2000·Granted Mar 16, 2004·7 cites·18 claims
- 2063US6990836B2Method of producing fluorine-containing synthetic quartz glassSHINETSU CHEMICAL CO·Filed 2001·Granted Jan 31, 2006·6 cites·13 claims
- 2160US6761951B2Synthetic quartz glass blankSHINETSU CHEMICAL CO·Filed 2002·Granted Jul 13, 2004·6 cites·6 claims
- 2259US10114280B2Titania-doped quartz glass and making methodSHINETSU CHEMICAL CO·Filed 2016·Granted Oct 30, 2018·0 cites·9 claims
- 2359US7954340B2Synthetic quartz glass substrate for excimer lasers and making methodSHINETSU CHEMICAL CO·Filed 2009·Granted Jun 7, 2011·0 cites·4 claims
- 2458US7159418B2Method of producing synthetic quartz glassSHINETSU CHEMICAL CO·Filed 2001·Granted Jan 9, 2007·4 cites·11 claims
- 2556US2007049482A1Synthetic quartz glass substrate for excimer lasers and making methodSHINETSU CHEMICAL CO·Filed 2006·Application pending·0 cites
- 2655US8539797B2Titania and sulfur co-doped quartz glass member and making methodMAIDA SHIGERU·Filed 2010·Granted Sep 24, 2013·0 cites·11 claims
- 2754US2005132749A1Burner and method for the manufacture of synthetic quartz glassSHIN ETSU CHMEICAL CO LTD·Filed 2004·Application pending·0 cites
- 2853US2008141717A1Burner for the Manufacture of Synthetic Quartz GlassSHIROTA KAZUO·Filed 2008·Application pending·0 cites
- 2952US9296636B2Titania doped quartz glass and making methodMAIDA SHIGERU·Filed 2012·Granted Mar 29, 2016·0 cites·2 claims
- 3051US2011159413A1Titania-doped quartz glass and making methodSHINETSU CHEMICAL CO·Filed 2010·Application pending·0 cites
- 3148US8650912B2Burner and method for the manufacture of synthetic quartz glassOTSUKA HISATOSHI·Filed 2011·Granted Feb 18, 2014·0 cites·7 claims
- 3247US8596095B2Manufacture of synthetic quartz glass ingot and synthetic quartz glass memberOTSUKA HISATOSHI·Filed 2007·Granted Dec 3, 2013·0 cites·6 claims
- 3342US9067814B2Method of producing synthetic quartz glass for excimer laserMAIDA SHIGERU·Filed 2010·Granted Jun 30, 2015·0 cites·6 claims
- 3438US2004187526A1Burner for the manufacture of synthetic quartz glassFiled 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →