Inventor · disambiguated record
Masafumi Nagaoka
Also filed as: NAGAOKA MASAFUMI
7 granted patents·24 citations·filing 1998–2011
80Inventor score
Top patents by PatentIndex Score
7 records- 0187US7952682B1Liquid crystal display deviceHITACHI DISPLAYS LTD·Filed 2011·Granted May 31, 2011·5 cites·7 claims
- 0271US8184229B2Liquid crystal display deviceNAGAOKA MASAFUMI·Filed 2008·Granted May 22, 2012·5 cites·9 claims
- 0365US8537300B2Display deviceTORIYAMA YOSHIO·Filed 2010·Granted Sep 17, 2013·2 cites·9 claims
- 0461US7876416B2Liquid crystal display deviceHITACHI DISPLAYS LTD·Filed 2009·Granted Jan 25, 2011·1 cites·7 claims
- 0561US6396221B1Color cathode-ray tubeHITACHI LTD·Filed 2000·Granted May 28, 2002·4 cites·8 claims
- 0648US6400105B2Color cathode-ray tube having electrostatic quadrupole lens exhibiting different intensities for electron beamsHITACHI LTD·Filed 1998·Granted Jun 4, 2002·7 cites·19 claims
- 0729US6294866B1Color cathode ray tube having a low-distortion electrostatic quadrupole lens with a plurality of first and second electrodes having specified spacing relationshipsHITACHI LTD·Filed 1999·Granted Sep 25, 2001·0 cites·4 claims
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