Inventor · disambiguated record
Toshifumi Komiya
Also filed as: KOMIYA TOSHIFUMI
11 granted patents·2 pending applications·62 citations·filing 1996–2008
88Inventor score
Technology areasH01J
Top patents by PatentIndex Score
13 records- 0175US6366011B1Electron gun for cathode-ray tube for image display having an electrode with reduced electron beam passage hole and a cathode with an electron emissive layer mainly made of an oxide of an alkaline earth metal and containing an oxide of a rare earth metalHITACHI LTD·Filed 2000·Granted Apr 2, 2002·11 cites·20 claims
- 0272US6504293B1Cathode ray tube having an improved cathodeHITACHI LTD·Filed 2000·Granted Jan 7, 2003·11 cites·5 claims
- 0369US7800712B2Cold cathode fluorescent lamp and liquid crystal display deviceHITACHI DISPLAYS LTD·Filed 2008·Granted Sep 21, 2010·2 cites·12 claims
- 0465US5808404AElectron tube including a cathode having an electron emissive material layerHITACHI LTD·Filed 1996·Granted Sep 15, 1998·19 cites·15 claims
- 0561US6552479B2Cathode ray tube having an improved heaterHITACHI LTD·Filed 2001·Granted Apr 22, 2003·5 cites·4 claims
- 0654US6531813B1Cathode ray tube having an improved cathode structureHITACHI LTD·Filed 2000·Granted Mar 11, 2003·2 cites·11 claims
- 0753US7078851B2Cathode ray tubeHITACHI DISPLAYS LTD·Filed 2004·Granted Jul 18, 2006·2 cites·3 claims
- 0850US6614147B2Cathode ray tube having an improved indirectly heated cathode structureHITACHI LTD·Filed 2001·Granted Sep 2, 2003·2 cites·13 claims
- 0946US6124667AElectron gun for a cathode-ray tube for image display having an electrode with a reduced electron beam limiting hole and a cathode with an electron emissive layer mainly made of an oxide of an alkaline metal and containing an oxide of a rare earth metalHITACHI LTD·Filed 1998·Granted Sep 26, 2000·6 cites·29 claims
- 1044US7176641B2Cathode ray tubeHITACHI DISPLAYS LTD·Filed 2005·Granted Feb 13, 2007·0 cites·6 claims
- 1137US2003011294A1Cathode ray tube employing a cathode structure having improved gamma characteristicsFiled 2002·Application pending·0 cites
- 1236US2004007954A1Cathode ray tubeFiled 2003·Application pending·0 cites
- 1334US6130499ACathode ray tube having an improved cathode structureHITACHI LTD·Filed 1998·Granted Oct 10, 2000·2 cites·5 claims
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