Inventor · disambiguated record
Hiroshi Ohtaka
Also filed as: OHTAKA HIROSHI
14 granted patents·1 pending application·519 citations·filing 1995–2007
94Inventor score
Top patents by PatentIndex Score
15 records- 0195US6518977B1Color image display apparatus and methodHITACHI LTD·Filed 2000·Granted Feb 11, 2003·73 cites·8 claims
- 0293US5939826APlasma display systemHITACHI LTD·Filed 1995·Granted Aug 17, 1999·107 cites·15 claims
- 0392US5818168AGas discharge display panel having communicable main and auxiliary discharge spaces and manufacturing method thereforHITACHI LTD·Filed 1995·Granted Oct 6, 1998·81 cites·22 claims
- 0490US6208467B1Display apparatus for displaying an image having gradationHITACHI LTD·Filed 2000·Granted Mar 27, 2001·37 cites·29 claims
- 0587US6407506B1Display apparatus, display method and control-drive circuit for display apparatusHITACHI LTD·Filed 2000·Granted Jun 18, 2002·31 cites·36 claims
- 0684US6014258AColor image display apparatus and methodHITACHI LTD·Filed 1998·Granted Jan 11, 2000·54 cites·24 claims
- 0776US6741227B2Color image display apparatus and methodHITACHI LTD·Filed 2002·Granted May 25, 2004·16 cites·16 claims
- 0874US6281863B1Plasma display panel driving system and methodHITACHI LTD·Filed 1996·Granted Aug 28, 2001·48 cites·24 claims
- 0961US6753930B2Color reproduction correction circuit for color representation and a color displayFUJITSU HITACHI PLASMA DISPLAY·Filed 2001·Granted Jun 22, 2004·4 cites·18 claims
- 1060US6504310B2Display apparatusHITACHI LTD·Filed 2002·Granted Jan 7, 2003·5 cites·5 claims
- 1159US6940559B2Color reproduction correction circuit for color representation and a color displayFUJITSU HITACHI PLASMA DISPLAY·Filed 2004·Granted Sep 6, 2005·3 cites·6 claims
- 1258US6404411B1Display panel driving method and discharge type display apparatusHITACHI LTD·Filed 1999·Granted Jun 11, 2002·21 cites·15 claims
- 1357US6151000ADisplay apparatus and display method thereofHITACHI LTD·Filed 1997·Granted Nov 21, 2000·21 cites·8 claims
- 1453US5889501APlasma display apparatus and method of driving the sameHITACHI LTD·Filed 1996·Granted Mar 30, 1999·18 cites·10 claims
- 1547US2007285353A1Plasma display apparatus and drive circuit with reduced effect of surge voltageIGARI YASUHITO·Filed 2007·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →