Inventor · disambiguated record
Katsuya Fujisawa
Also filed as: FUJISAWA KATSUYA
17 granted patents·1 pending application·473 citations·filing 1987–2016
95Inventor score
Top patents by PatentIndex Score
18 records- 0189US6425675B2Planar light source and display device using the sameKURARAY CO·Filed 2001·Granted Jul 30, 2002·63 cites·30 claims
- 0285US8477267B2Light-condensing film, liquid-crystal panel and backlight as well as manufacturing process for light-condensing filmFUJISAWA KATSUYA·Filed 2010·Granted Jul 2, 2013·7 cites·2 claims
- 0385US7852435B2Light-condensing film, liquid-crystal panel and backlight as well as manufacturing process for light-condensing filmKURARAY CO·Filed 2004·Granted Dec 14, 2010·27 cites·28 claims
- 0485US4998800AOptical low pass filterJAPAN BROADCASTING CORP·Filed 1989·Granted Mar 12, 1991·53 cites·8 claims
- 0582US6002464ALight diffusing sheet having a layer incorporated with light diffusing material and a layer with a corrugated surfaceKURARAY CO·Filed 1997·Granted Dec 14, 1999·69 cites·1 claims
- 0681US10851180B2Polymer material, film, circular polarizing plate, image display apparatus, and manufacturing method for filmKANEKA CORP·Filed 2016·Granted Dec 1, 2020·2 cites·20 claims
- 0780US5513025AImage display apparatusKURARAY CO·Filed 1993·Granted Apr 30, 1996·60 cites·8 claims
- 0879US4842969ATransmittance modulation photomask, process for producing the same, and process for producing diffraction gratings using the sameKURARAY CO·Filed 1987·Granted Jun 27, 1989·29 cites·17 claims
- 0977US6086212APanel light source device and display comprising itKURARAY CO·Filed 1998·Granted Jul 11, 2000·49 cites·40 claims
- 1075US6067137AImage display apparatus with hydrophobic diffraction grating for an enlarged viewing angleKURARAY CO·Filed 1996·Granted May 23, 2000·57 cites·13 claims
- 1172US8580069B2Plastic bonding methodWATANABE TATSUFUMI·Filed 2004·Granted Nov 12, 2013·14 cites·12 claims
- 1269US6992831B2Lens sheet and method for producing itKURARAY CO·Filed 2004·Granted Jan 31, 2006·6 cites·30 claims
- 1365US7952802B2Optical device provided with polarizing plateKURARAY CO·Filed 2009·Granted May 31, 2011·3 cites·11 claims
- 1451US5754342AVideo device utilizing a two-dimensional diffraction gratingKURARAY CO·Filed 1997·Granted May 19, 1998·17 cites·10 claims
- 1551US5467224AOptical low pass filter and imaging device using the sameKURARAY CO·Filed 1993·Granted Nov 14, 1995·16 cites·4 claims
- 1647US6798576B2Lens sheet and method for producing itKURARAY CO·Filed 2002·Granted Sep 28, 2004·1 cites·7 claims
- 1746US6610372B2Method of curing a mixture comprising an ionizing radiation curing resin, and surface modifying techniqueKURARAY CO·Filed 2002·Granted Aug 26, 2003·0 cites·16 claims
- 1842US2007159576A1Optical deviceKURARAY CO·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →