Inventor · disambiguated record
Koichi Yoshizawa
Also filed as: YOSHIZAWA KOICHI
15 granted patents·5 pending applications·101 citations·filing 1995–2025
91Inventor score
Top patents by PatentIndex Score
20 records- 0184US9613576B2Image display device and control method of image display deviceSEIKO EPSON CORP·Filed 2014·Granted Apr 4, 2017·5 cites·9 claims
- 0278US7466448B2Color separation into plural ink components including primary color ink and spot color inkSEIKO EPSON CORP·Filed 2004·Granted Dec 16, 2008·15 cites·16 claims
- 0371US7436543B2Color separation based on ink characteristicsSEIKO EPSON CORP·Filed 2004·Granted Oct 14, 2008·11 cites·12 claims
- 0470US8439505B2Position adjustment amount calculation method of light modulation device, position adjustment amount calculation device of light modulation device and projectorYOSHIZAWA KOICHI·Filed 2011·Granted May 14, 2013·3 cites·8 claims
- 0569US7706036B2Color conversion program, apparatus, and method enabling high precision color conversionSEIKO EPSON CORP·Filed 2002·Granted Apr 27, 2010·13 cites·14 claims
- 0667US7715042B2Color separation into a plurality of ink components including primary color ink and spot color inkSEIKO EPSON CORP·Filed 2004·Granted May 11, 2010·7 cites·15 claims
- 0762US8427697B2Color separation into plural ink components including primary color ink and spot color inkYAMAMOTO YUKO·Filed 2008·Granted Apr 23, 2013·1 cites·17 claims
- 0859US2025159830A1Electronic mechanismJVCKENWOOD CORP·Filed 2025·Application pending·0 cites
- 0956US2009185208A1Color separation into a plurality of ink components including primary color ink and spot color inkSEIKO EPSON CORP·Filed 2009·Application pending·0 cites
- 1055US7396097B2Printing control method, printing control apparatus, medium on which printing control program is recordedSEIKO EPSON CORP·Filed 2004·Granted Jul 8, 2008·5 cites·9 claims
- 1153US2025155022A1Waterproof case assembly structureJVCKENWOOD CORP·Filed 2025·Application pending·0 cites
- 1252US9978315B2Image display apparatus and method of controlling image display apparatusSEIKO EPSON CORP·Filed 2014·Granted May 22, 2018·0 cites·7 claims
- 1350US9898947B2Image display device and control method of image display deviceSEIKO EPSON CORP·Filed 2014·Granted Feb 20, 2018·0 cites·11 claims
- 1449US2008246794A1Printing control method, printing control apparatus, medium on which printing control program is recordedSEIKO EPSON CORP·Filed 2008·Application pending·0 cites
- 1547US11627678B2Lid structureJVCKENWOOD CORP·Filed 2020·Granted Apr 11, 2023·0 cites·5 claims
- 1647US8066386B2Projection image display position control device, projection image display position control method, and projection systemYOSHIZAWA KOICHI·Filed 2008·Granted Nov 29, 2011·0 cites·12 claims
- 1746US6731398B1Printing apparatus, method of printing, and recording medium to actualize the methodSEIKO EPSON CORP·Filed 1999·Granted May 4, 2004·14 cites·17 claims
- 1846US2010284030A1Color conversion apparatus, color conversion method, color change program and recording mediumSEIKO EPSON CORP·Filed 2010·Application pending·0 cites
- 1945US5768441AImage processing method and apparatusSEIKO EPSON CORP·Filed 1995·Granted Jun 16, 1998·27 cites·34 claims
- 2038US12043184B2Onboard device and attachment structure for onboard deviceJVCKENWOOD CORP·Filed 2021·Granted Jul 23, 2024·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →