Inventor · disambiguated record
Sadao Masubuchi
Also filed as: MASUBUCHI SADAO
21 granted patents·288 citations·filing 1978–2003
95Inventor score
Top patents by PatentIndex Score
21 records- 0190US4662718AExpansion system for a liquid crystal displayCITIZEN WATCH CO LTD·Filed 1984·Granted May 5, 1987·77 cites·2 claims
- 0290US4652912AMatrix-type color picture display apparatus with four-element unit displaying picture elements each being divided into at least two unit driving picture elementsCITIZEN WATCH CO LTD·Filed 1984·Granted Mar 24, 1987·57 cites·3 claims
- 0375US4711531AFerroelectric liquid crystal display apparatus using a reset voltage stepCITIZEN WATCH CO LTD·Filed 1985·Granted Dec 8, 1987·34 cites·4 claims
- 0475US4591902AMatrix type color television panel driver circuitCITIZEN WATCH CO LTD·Filed 1984·Granted May 27, 1986·24 cites·1 claims
- 0557US4730140AMethod of driving diode type display unitCITIZEN WATCH CO LTD·Filed 1986·Granted Mar 8, 1988·17 cites·2 claims
- 0656US6366338B1Line-scanning optical printerCITIZEN WATCH CO LTD·Filed 1998·Granted Apr 2, 2002·16 cites·39 claims
- 0751US7349003B2Method for determining a correction value for light-emitting parts in exposure apparatusCITIZEN HOLDINGS CO LTD·Filed 2003·Granted Mar 25, 2008·4 cites·9 claims
- 0851US7170568B2Liquid crystal shutter device for color imaging on photosensitive mediumCITIZEN WATCH CO LTD·Filed 2002·Granted Jan 30, 2007·3 cites·28 claims
- 0951US4249801ALiquid crystal display deviceCITIZEN WATCH CO LTD·Filed 1978·Granted Feb 10, 1981·11 cites·4 claims
- 1046US6642492B2Calibration apparatus for light emitting elements in an optical printerCITIZEN WATCH CO LTD·Filed 1999·Granted Nov 4, 2003·12 cites·24 claims
- 1145US6397007B1Optical printerCITIZEN WATCH CO LTD·Filed 2000·Granted May 28, 2002·1 cites·10 claims
- 1245US4723837AMetal-insulating film-metal diodeCITIZEN WATCH CO LTD·Filed 1984·Granted Feb 9, 1988·10 cites·1 claims
- 1343US7616225B2Exposure system and production method for exposure systemCITIZEN HOLDINGS CO LTD·Filed 2003·Granted Nov 10, 2009·0 cites·10 claims
- 1443US6262757B1Optical printerCITIZEN WATCH CO LTD·Filed 1998·Granted Jul 17, 2001·9 cites·41 claims
- 1542US6720986B2Optical printer device that forms color imagesCITIZEN WATCH CO LTD·Filed 2001·Granted Apr 13, 2004·0 cites·18 claims
- 1642US6233036B1Optical printerCITIZEN WATCH CO LTD·Filed 1999·Granted May 15, 2001·7 cites·20 claims
- 1740US5338631AMethod of forming color imagesCITIZEN WATCH CO LTD·Filed 1992·Granted Aug 16, 1994·5 cites·9 claims
- 1835US7271798B2Liquid crystal exposure deviceCITIZEN HOLDINGS CO LTD·Filed 2003·Granted Sep 18, 2007·0 cites·19 claims
- 1934US7158166B2Optical printer head having liquid crystal shutterCITIZEN WATCH CO LTD·Filed 2003·Granted Jan 2, 2007·0 cites·13 claims
- 2028US6445403B1Optical printerCITIZEN WATCH CO LTD·Filed 1999·Granted Sep 3, 2002·0 cites·22 claims
- 2128US6275247B1Optical printer apparatusCITIZEN WATCH CO LTD·Filed 1998·Granted Aug 14, 2001·1 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →