Inventor · disambiguated record
Naruhiko Kasai
Also filed as: KASAI NARUHIKO
80 granted patents·15 pending applications·1,161 citations·filing 1992–2013
99Inventor score
Top patents by PatentIndex Score
95 records- 0193US6587602B2Resolution conversion system and methodHITACHI LTD·Filed 2002·Granted Jul 1, 2003·64 cites·22 claims
- 0293US6384807B1Liquid crystal display driving method/driving circuit capable of being driven with equal voltagesHITACHI LTD·Filed 2000·Granted May 7, 2002·43 cites·8 claims
- 0391US5815136ALiquid crystal display with liquid crystal driver having display memoryHITACHI LTD·Filed 1994·Granted Sep 29, 1998·81 cites·25 claims
- 0490US5495287AMultiple-tone display systemHITACHI LTD·Filed 1993·Granted Feb 27, 1996·56 cites·11 claims
- 0588US6389180B1Resolution conversion system and methodHITACHI LTD·Filed 2000·Granted May 14, 2002·29 cites·15 claims
- 0687US6583771B1Display controller for controlling multi-display type display, method of displaying pictures on multi-display type display, and multi-display type information processing systemHITACHI LTD·Filed 1999·Granted Jun 24, 2003·84 cites·16 claims
- 0787US6542141B1Liquid-crystal halftone display systemHITACHI LTD·Filed 2000·Granted Apr 1, 2003·32 cites·5 claims
- 0887US6295045B1Liquid crystal display control deviceHITACHI LTD·Filed 2000·Granted Sep 25, 2001·21 cites·8 claims
- 0987US6002810AResolution conversion system and methodHITACHI LTD·Filed 1996·Granted Dec 14, 1999·68 cites·14 claims
- 1087US5731796ALiquid crystal display driving method/driving circuit capable of being driven with equal voltagesHITACHI LTD·Filed 1993·Granted Mar 24, 1998·55 cites·7 claims
- 1185US8957883B2Display deviceMARUYAMA JUNICHI·Filed 2010·Granted Feb 17, 2015·6 cites·9 claims
- 1285US8643594B2Display deviceSATO HIDEO·Filed 2012·Granted Feb 4, 2014·4 cites·12 claims
- 1384US8094112B2Liquid crystal display driving method/driving circuit capable of being driven with equal voltagesFURUHASHI TSUTOMU·Filed 2006·Granted Jan 10, 2012·4 cites·6 claims
- 1484US7773080B2Display device and the driving method which restricts electric powerHITACHI DISPLAYS LTD·Filed 2005·Granted Aug 10, 2010·6 cites·2 claims
- 1584US6127995ALiquid crystal display driving method/driving circuit capable of being driven with equal voltagesHITACHI LTD·Filed 1997·Granted Oct 3, 2000·47 cites·4 claims
- 1683US7982697B2Display device mounted with self-luminous elementHITACHI DISPLAYS LTD·Filed 2007·Granted Jul 19, 2011·5 cites·17 claims
- 1783US5909205ALiquid crystal display control deviceHITACHI LTD·Filed 1996·Granted Jun 1, 1999·41 cites·12 claims
- 1882US7542098B2Display device and display methodHITACHI DISPLAYS LTD·Filed 2005·Granted Jun 2, 2009·7 cites·13 claims
- 1981US8184084B2Liquid crystal display control deviceFURUHASHI TSUTOMU·Filed 2010·Granted May 22, 2012·2 cites·8 claims
- 2081US6310602B1Liquid crystal display system capable of reducing and enlarging resolution of input display dataHITACHI LTD·Filed 2000·Granted Oct 30, 2001·18 cites·7 claims
- 2180US6222518B1Liquid crystal display with liquid crystal driver having display memoryHITACHI LTD·Filed 1997·Granted Apr 24, 2001·43 cites·1 claims
- 2279US6633273B2Liquid crystal display with liquid crystal driver having display memoryHITACHI LTD·Filed 2001·Granted Oct 14, 2003·15 cites·7 claims
- 2379US6628260B2Liquid crystal display control deviceHITACHI LTD·Filed 2001·Granted Sep 30, 2003·11 cites·10 claims
- 2479US6515676B1Analog interface display apparatus with color display controlHITACHI LTD·Filed 2000·Granted Feb 4, 2003·18 cites·5 claims
- 2578US8477086B2Organic electroluminescence displayMIYAMOTO MITSUHIDE·Filed 2008·Granted Jul 2, 2013·4 cites·17 claims
- 2678US7804479B2Display device with a touch screenHITACHI DISPLAYS LTD·Filed 2006·Granted Sep 28, 2010·11 cites·1 claims
- 2778US6836787B1Monitor device for displaying output display images of a plurality of computersHITACHI LTD·Filed 2000·Granted Dec 28, 2004·19 cites·12 claims
- 2878US6320564B1Multiple-tone display systemHITACHI LTD·Filed 2001·Granted Nov 20, 2001·9 cites·13 claims
- 2976US8035663B2Image display deviceHITACHI DISPLAYS LTD·Filed 2008·Granted Oct 11, 2011·3 cites·10 claims
- 3076US7202842B2Display apparatusHITACHI DISPLAYS LTD·Filed 2003·Granted Apr 10, 2007·14 cites·18 claims
- 3176US7038649B2Liquid crystal display driving method/driving circuit capable of being driven with equal voltagesHITACHI VIDEO & INF SYST·Filed 2002·Granted May 2, 2006·10 cites·20 claims
- 3276US6587120B2Liquid crystal display system capable of reducing and enlarging resolution of input display dataHITACHI LTD·Filed 2001·Granted Jul 1, 2003·14 cites·6 claims
- 3376US6587088B2Multiple-tone display systemHITACHI LTD·Filed 2002·Granted Jul 1, 2003·8 cites·9 claims
- 3476US6437765B1Multiple-tone display systemHITACHI LTD·Filed 2001·Granted Aug 20, 2002·8 cites·96 claims
- 3576US6072451ALiquid-crystal halftone display systemHITACHI LTD·Filed 1992·Granted Jun 6, 2000·40 cites·17 claims
- 3674US8643574B2Imaging deviceMIYAMOTO MITSUHIDE·Filed 2008·Granted Feb 4, 2014·3 cites·6 claims
- 3774US8269695B2Self-emission type display deviceKASAI NARUHIKO·Filed 2006·Granted Sep 18, 2012·3 cites·21 claims
- 3874US7053877B2Liquid crystal display control deviceHITACHI LTD·Filed 2003·Granted May 30, 2006·8 cites·12 claims
- 3974US6219020B1Liquid crystal display control deviceHITACHI LTD·Filed 2000·Granted Apr 17, 2001·14 cites·5 claims
- 4073US8184090B2Display deviceSATO HIDEO·Filed 2006·Granted May 22, 2012·2 cites·17 claims
- 4173US6121947ALiquid crystal display Control deviceHITACHI LTD·Filed 1999·Granted Sep 19, 2000·23 cites·4 claims
- 4272US8743155B2Circuit and driving method for correcting tone output of a pixelISHII MASATO·Filed 2010·Granted Jun 3, 2014·2 cites·13 claims
- 4372US8610646B2Organic electroluminescence display deviceKOHNO TOHRU·Filed 2009·Granted Dec 17, 2013·2 cites·10 claims
- 4472US8514153B2Imaging device and method of correction pixel deterioration thereofKOHNO TOHRU·Filed 2008·Granted Aug 20, 2013·2 cites·9 claims
- 4572US8106902B2Display deviceISHII MASATO·Filed 2008·Granted Jan 31, 2012·2 cites·8 claims
- 4672US6492983B2Video signal display systemHITACHI LTD·Filed 2001·Granted Dec 10, 2002·11 cites·3 claims
- 4771US8605069B2Image display deviceKASAI NARUHIKO·Filed 2008·Granted Dec 10, 2013·2 cites·4 claims
- 4869US8416202B2Display device having touch panelAKIMOTO HAJIME·Filed 2009·Granted Apr 9, 2013·4 cites·8 claims
- 4968US6118429ALiquid crystal display system capable of reducing and enlarging resolution of input display dataHITACHI LTD·Filed 1994·Granted Sep 12, 2000·25 cites·29 claims
- 5067US5610626AMultiple-tone display systemHITACHI LTD·Filed 1995·Granted Mar 11, 1997·17 cites·9 claims
Showing the top 50 of 95 patent records by PatentIndex Score.
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