Inventor · disambiguated record
Youichi Tamura
Also filed as: TAMURA YOUICHI
18 granted patents·1 pending application·298 citations·filing 1984–2007
95Inventor score
Files withNEC VIEWTECHNOLOGY LTD7NEC DISPLAY SOLUTIONS LTD4NEC CORP3MITSUBISHI CHEM CORP2ANRITSU CORP1
Top patents by PatentIndex Score
19 records- 0193US7185987B2Projector and projector accessoryNEC VIEWTECHNOLOGY LTD·Filed 2004·Granted Mar 6, 2007·59 cites·16 claims
- 0289US6877864B1Projector and method of correcting image distortionNEC VIEWTECHNOLOGY LTD·Filed 2004·Granted Apr 12, 2005·47 cites·8 claims
- 0382US7204596B2Projector with tilt angle measuring deviceNEC CORP·Filed 2004·Granted Apr 17, 2007·22 cites·19 claims
- 0477US6188383B1Method, apparatus and computer program for image resolution conversionNEC CORP·Filed 1998·Granted Feb 13, 2001·58 cites·12 claims
- 0574US7581841B2Luminance correcting apparatus, luminance correcting method, and projectorNEC DISPLAY SOLUTIONS LTD·Filed 2005·Granted Sep 1, 2009·4 cites·10 claims
- 0672US7210786B2Projection display deviceNEC VIEWTECHNOLOGY LTD·Filed 2004·Granted May 1, 2007·17 cites·13 claims
- 0771US7201482B2Projection type display deviceNEC VIEWTECHNOLOGY LTD·Filed 2004·Granted Apr 10, 2007·10 cites·17 claims
- 0869US7344253B2Projector and method of projecting image from projectorNEC DISPLAY SOLUTIONS LTD·Filed 2004·Granted Mar 18, 2008·8 cites·9 claims
- 0968US8305344B2Projector and projector accessoryTAMURA YOUICHI·Filed 2007·Granted Nov 6, 2012·3 cites·19 claims
- 1065US7502018B2Projector, electronic whiteboard system using projector and method of acquiring indicated pointNEC DISPLAY SOLUTIONS LTD·Filed 2004·Granted Mar 10, 2009·11 cites·3 claims
- 1162US7204595B2Projector and method of correcting projected image distortionNEC VIEWTECHNOLOGY LTD·Filed 2004·Granted Apr 17, 2007·5 cites·17 claims
- 1254US5600022AMethod for recovering chloromethyl methyl etherMITSUBISHI CHEM CORP·Filed 1994·Granted Feb 4, 1997·6 cites·10 claims
- 1353US7290887B2Projector and projection methodNEC DISPLAY SOLUTIONS LTD·Filed 2004·Granted Nov 6, 2007·5 cites·5 claims
- 1452US5726210AProcess for preparation of anion exchange resinMITSUBISHI CHEM CORP·Filed 1996·Granted Mar 10, 1998·11 cites·12 claims
- 1549US6557086B1Memory write and read controlNEC VIEWTECHNOLOGY LTD·Filed 2000·Granted Apr 29, 2003·4 cites·10 claims
- 1649US6233658B1Memory write and read controlNEC CORP·Filed 1998·Granted May 15, 2001·11 cites·10 claims
- 1745US4643572ADriving circuit of a gratingANRITSU ELECTRIC CO LTD·Filed 1984·Granted Feb 17, 1987·11 cites·1 claims
- 1844US2004150617A1Image projector having a grid display deviceNEC VIEWTECHNOLOGY LTD·Filed 2003·Application pending·0 cites
- 1931US5247342ALight wavelength measuring apparatus including an interference spectroscopic section having a movable portionANRITSU CORP·Filed 1991·Granted Sep 21, 1993·6 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →