Inventor · disambiguated record
Yoshiji Kawamura
Also filed as: KAWAMURA YOSHIJI
7 granted patents·3 pending applications·12 citations·filing 2004–2010
76Inventor score
Top patents by PatentIndex Score
10 records- 0168US8035759B2Polarization conversion device, polarized illumination optical device, and liquid crystal projectorFUJINON CORP·Filed 2010·Granted Oct 11, 2011·3 cites·20 claims
- 0264US8031288B2Polarization conversion element, polarized light illumination optical element, and liquid crystal projectorFUJINON CORP·Filed 2009·Granted Oct 4, 2011·2 cites·9 claims
- 0362US7538944B2Polarizing filter, and method for fabricating sameFUJINON CORP·Filed 2007·Granted May 26, 2009·5 cites·4 claims
- 0453US7612939B2Transmissive phase plate, polarized beam splitter, and projection displayFUJINON CORP·Filed 2006·Granted Nov 3, 2009·1 cites·8 claims
- 0547US2008088799A1Optical filter, projection display, and method for manufacturing optical filterFUJINON SANO CORP·Filed 2007·Application pending·0 cites
- 0645US7715301B2Wave plateFUJINON CORP·Filed 2006·Granted May 11, 2010·0 cites·10 claims
- 0742US2010245772A1Optical filter, projection display, and method for manufacturing optical filterFUJINON SANO CORP·Filed 2010·Application pending·0 cites
- 0840US7130123B2Polarization conversion element and optical system containing such polarization conversion elementFUJINON SANO CORP·Filed 2004·Granted Oct 31, 2006·1 cites·7 claims
- 0936US2007229955A1Diffraction deviceFUJINON SANO CORP·Filed 2007·Application pending·0 cites
- 1032US8094246B2Polarization conversion device, polarized illumination optical device, and liquid crystal projectorKAWAMURA YOSHIJI·Filed 2010·Granted Jan 10, 2012·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →