Inventor · disambiguated record
Koichi Katagawa
Also filed as: KATAGAWA KOICHI · NISHIDO MASANORI
19 granted patents·2 pending applications·196 citations·filing 1999–2013
94Inventor score
Top patents by PatentIndex Score
21 records- 0185US6680722B1Display panel driving method, display panel driver circuit, and liquid crystal display deviceFUJITSU DISPLAY TECH·Filed 1999·Granted Jan 20, 2004·68 cites·7 claims
- 0283US6894669B2Display control device of liquid crystal panel and liquid crystal display deviceFUJITSU DISPLAY TECH·Filed 2002·Granted May 17, 2005·27 cites·11 claims
- 0382US7342561B2Driving method and drive control circuit of liquid crystal display device, and liquid crystal display device including the sameSHARP KK·Filed 2003·Granted Mar 11, 2008·21 cites·19 claims
- 0482US6856373B2Liquid crystal display apparatus and reduction of electromagnetic interferenceFUJITSU DISPLAY TECH·Filed 2001·Granted Feb 15, 2005·20 cites·4 claims
- 0581US7764261B2Apparatus and method to improve quality of moving image displayed on liquid crystal display deviceSHARP KK·Filed 2006·Granted Jul 27, 2010·3 cites·44 claims
- 0677US8432347B2Driving method and drive control circuit of liquid crystal display device, and liquid crystal display device including the sameHIRAKI KATSUYOSHI·Filed 2008·Granted Apr 30, 2013·4 cites·9 claims
- 0776US7382343B2Display panel driving method, display panel driver circuit, and liquid crystal display deviceSHARP KK·Filed 2003·Granted Jun 3, 2008·13 cites·17 claims
- 0875US7969427B2Control device for display panel and display apparatus having sameFUJITSU LTD·Filed 2005·Granted Jun 28, 2011·3 cites·14 claims
- 0973US8421742B2Apparatus and method to improve quality of moving image displayed on liquid crystal display deviceYOSHIDA HIDEFUMI·Filed 2010·Granted Apr 16, 2013·1 cites·14 claims
- 1073US8279165B2Apparatus and method to improve quality of moving image displayed on liquid crystal display deviceYOSHIDA HIDEFUMI·Filed 2010·Granted Oct 2, 2012·1 cites·33 claims
- 1168US8547316B2Display apparatusDOI YUSUKE·Filed 2008·Granted Oct 1, 2013·4 cites·8 claims
- 1265US7079105B2Liquid crystal display with pre-writing and method for driving the sameSHARP KK·Filed 2003·Granted Jul 18, 2006·7 cites·1 claims
- 1364US8823623B2Liquid crystal driver, liquid crystal driving method and liquid crystal display deviceKATAGAWA KOICHI·Filed 2007·Granted Sep 2, 2014·2 cites·14 claims
- 1463US7595780B2Liquid crystal display deviceFUJITSU LTD·Filed 2004·Granted Sep 29, 2009·7 cites·19 claims
- 1563US7173588B2Matrix display device having switching circuit for selecting either a picture voltage or a pre-write voltage for picture elementsSHARP KK·Filed 2002·Granted Feb 6, 2007·7 cites·19 claims
- 1663US7154467B2Control circuit of liquid crystal display device for performing driving compensationSHARP KK·Filed 2004·Granted Dec 26, 2006·8 cites·12 claims
- 1753US9470900B2Display unit, display driving circuit, and display driving methodSONY CORP·Filed 2013·Granted Oct 18, 2016·0 cites·20 claims
- 1852US7982842B2Interconnect structure for display device and projection display apparatusSONY CORP·Filed 2007·Granted Jul 19, 2011·0 cites·12 claims
- 1945US7592994B2Liquid crystal display apparatus and reduction of electromagnetic interferenceSHARP KK·Filed 2004·Granted Sep 22, 2009·0 cites·5 claims
- 2042US2013208024A1Image processing method, image processing device, image processing circuit and image display unitODA KYOICHIRO·Filed 2011·Application pending·0 cites
- 2137US2012001951A1Liquid crystal displayKATAGAWA KOICHI·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →