Inventor · disambiguated record
Tetsuma Yamakaji
Also filed as: YAMAKAJI TETSUMA
15 granted patents·1 pending application·225 citations·filing 1995–2013
93Inventor score
Top patents by PatentIndex Score
16 records- 0193US6637880B1Spectacle lens and manufacturing method thereforHOYA CORP·Filed 2000·Granted Oct 28, 2003·85 cites·9 claims
- 0291US9242889B2Method of manufacturing formed article, glass material, and method of determining shape of glass material and moldYAMAKAJI TETSUMA·Filed 2006·Granted Jan 26, 2016·19 cites·13 claims
- 0391US7566133B2Designing method of optical systemHOYA CORP·Filed 2008·Granted Jul 28, 2009·23 cites·28 claims
- 0483US6871955B2Spectacle lens and manufacturing method thereforHOYA CORP·Filed 2003·Granted Mar 29, 2005·31 cites·7 claims
- 0577US6811260B2Eyeglass lens designing method and eyeglass lensHOYA CORP·Filed 2002·Granted Nov 2, 2004·23 cites·14 claims
- 0669US8474975B2Spectacle lens evaluating method, spectacle lens designing method using same, spectacle lens manufacturing method, spectacle lens manufacturing system, and spectacle lensYAMAKAJI TETSUMA·Filed 2012·Granted Jul 2, 2013·2 cites·19 claims
- 0767US8226230B2Spectacle lens evaluating method, spectacle lens designing method using same, spectacle lens manufacturing method, spectacle lens manufacturing system, and spectacle lensYAMAKAJI TETSUMA·Filed 2008·Granted Jul 24, 2012·6 cites·4 claims
- 0865US7108373B2Spectacle lens designing method and spectacle lensHOYA CORP·Filed 2004·Granted Sep 19, 2006·13 cites·15 claims
- 0963US9664591B2Eyeglass lens evaluation method, eyeglass lens design method, eyeglass lens manufacturing method, eyeglass lens manufacturing system, and eyeglass lensYAMAKAJI TETSUMA·Filed 2011·Granted May 30, 2017·2 cites·10 claims
- 1059US8967798B2Method for evaluating eyeglass lens, method for designing eyeglass lens, and method for manufacturing eyeglass lensYAMAKAJI TETSUMA·Filed 2011·Granted Mar 3, 2015·1 cites·13 claims
- 1152US8393732B2Spectacle lens evaluating method, spectacle lens designing method using same, spectacle lens manufacturing method, spectacle lens manufacturing system, and spectacle lensYAMAKAJI TETSUMA·Filed 2008·Granted Mar 12, 2013·1 cites·20 claims
- 1250US7488075B2Designing method of optical systemHOYA CORP·Filed 2003·Granted Feb 10, 2009·4 cites·17 claims
- 1347US5917119AMethod for deciding parameters for dyeing lenses and method for producing colored lensesHOYA CORP·Filed 1995·Granted Jun 29, 1999·7 cites·36 claims
- 1443US2013179297A1Method for evaluating eyeglass lens, method for designing eyeglass lens, method for manufacturing eyeglass lens, manufacturing system for eyeglass lens, and eyeglass lensHOYA CORP·Filed 2013·Application pending·0 cites
- 1539US7309124B2Method for indicating optical performance of spectacle lensHOYA CORP·Filed 2003·Granted Dec 18, 2007·0 cites·37 claims
- 1635US5825454AAspherical spectacle lensHOYA CORP·Filed 1997·Granted Oct 20, 1998·8 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →