Inventor · disambiguated record
Masaji Ishigaki
Also filed as: ISHIGAKI MASAJI
22 granted patents·1 pending application·630 citations·filing 1985–2005
96Inventor score
Top patents by PatentIndex Score
23 records- 0192US5818168AGas 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
- 0288US5276670APhase change optical disk and method for using the sameHITACHI LTD·Filed 1990·Granted Jan 4, 1994·48 cites·5 claims
- 0387US6407509B1Plasma display panelHITACHI LTD·Filed 2000·Granted Jun 18, 2002·27 cites·12 claims
- 0484US6411032B1Adjustment of luminance balance of red, green and blue light emissions for plasma display by using different sized areas of phosphor layers producing corresponding colorsHITACHI LTD·Filed 1999·Granted Jun 25, 2002·37 cites·16 claims
- 0584US6333599B1Plasma display systemHITACHI LTD·Filed 1999·Granted Dec 25, 2001·42 cites·20 claims
- 0683US6838825B2Adjustment of luminance balance of red, green and blue light emissions for plasma display by using different sized areas of phosphor layers producing corresponding colorsHITACHI LTD·Filed 2002·Granted Jan 4, 2005·16 cites·8 claims
- 0783US6320560B1Plasma display, driving apparatus of plasma display panel and driving system thereofHITACHI LTD·Filed 1997·Granted Nov 20, 2001·61 cites·9 claims
- 0883US6100939ATone display method and apparatus for displaying image signalHITACHI LTD·Filed 1996·Granted Aug 8, 2000·63 cites·63 claims
- 0983US4783776AMethod of recording and reproducing digital information and apparatus thereforHITACHI LTD·Filed 1986·Granted Nov 8, 1988·30 cites·6 claims
- 1079US6333766B1Tone display method and apparatus for displaying image signalHITACHI LTD·Filed 2000·Granted Dec 25, 2001·18 cites·10 claims
- 1174US6281863B1Plasma display panel driving system and methodHITACHI LTD·Filed 1996·Granted Aug 28, 2001·48 cites·24 claims
- 1274US5107482AOptical information recording method and apparatus and recording medium used thereforHITACHI LTD·Filed 1989·Granted Apr 21, 1992·20 cites·6 claims
- 1371US5892492APlasma display panel with optical filtersHITACHI LTD·Filed 1996·Granted Apr 6, 1999·24 cites·19 claims
- 1469US4645712AInformation recording mediumHITACHI LTD·Filed 1985·Granted Feb 24, 1987·30 cites·7 claims
- 1562US6512500B2Plasma display, driving apparatus for a plasma display panel and driving method thereofHITACHI LTD·Filed 2001·Granted Jan 28, 2003·6 cites·29 claims
- 1658US6404411B1Display panel driving method and discharge type display apparatusHITACHI LTD·Filed 1999·Granted Jun 11, 2002·21 cites·15 claims
- 1757US6151000ADisplay apparatus and display method thereofHITACHI LTD·Filed 1997·Granted Nov 21, 2000·21 cites·8 claims
- 1853US5889501APlasma display apparatus and method of driving the sameHITACHI LTD·Filed 1996·Granted Mar 30, 1999·18 cites·10 claims
- 1949US8264424B2Plasma display module and its driving method, and plasma displayHASHIMOTO YASUNOBU·Filed 2005·Granted Sep 11, 2012·0 cites·18 claims
- 2044US6115011APlasma display device and driving methodHITACHI LTD·Filed 1997·Granted Sep 5, 2000·12 cites·22 claims
- 2142US6747410B1Display panel and discharge type display apparatus having mixture of three gasesHITACHI LTD·Filed 1999·Granted Jun 8, 2004·5 cites·2 claims
- 2235US2004090160A1Gas discharge display deviceFUJITSU HITACHI PLASMA DISPLAY·Filed 2003·Application pending·0 cites
- 2331US6417822B1Display device and driving method thereofHITACHI LTD·Filed 1998·Granted Jul 9, 2002·2 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →