Inventor · disambiguated record
Shigeyasu Soma
Also filed as: SOMA SHIGEYASU
15 granted patents·64 citations·filing 2008–2013
91Inventor score
Top patents by PatentIndex Score
15 records- 0186US8203280B2Light source device, projector, and driving method of discharge lampYAMAUCHI KENTARO·Filed 2008·Granted Jun 19, 2012·7 cites·7 claims
- 0283US7800314B2Projector and driving method of light source for projectorSEIKO EPSON CORP·Filed 2008·Granted Sep 21, 2010·12 cites·17 claims
- 0382US8558471B2Light source device, projector, and driving method of discharge lampYAMAUCHI KENTARO·Filed 2011·Granted Oct 15, 2013·4 cites·9 claims
- 0481US8120285B2Driving method for discharge lamp, driving device for discharge lamp, light source device, and image display apparatusTERASHIMA TETSUO·Filed 2009·Granted Feb 21, 2012·10 cites·14 claims
- 0579US8008869B2Discharge lamp lighting device, control method for the same, and projectorSEIKO EPSON CORP·Filed 2009·Granted Aug 30, 2011·6 cites·15 claims
- 0677US7972013B2Light source having a holding unit with air supply port for cooling air and projectorSEIKO EPSON CORP·Filed 2008·Granted Jul 5, 2011·5 cites·12 claims
- 0775US8573782B2Discharge lamp drive device, discharge lamp drive method, light source device, and projectorSOMA SHIGEYASU·Filed 2010·Granted Nov 5, 2013·4 cites·16 claims
- 0873US8217582B2Light source device, image display apparatus, and method of generating time-division color-separated lightYAMAUCHI KENTARO·Filed 2009·Granted Jul 10, 2012·4 cites·15 claims
- 0972US8183796B2Stepwise repairing for electrode of discharge lampTERASHIMA TETSUO·Filed 2008·Granted May 22, 2012·4 cites·11 claims
- 1070US8167438B2Light source device, projector, and driving method of discharge lampYAMAUCHI KENTARO·Filed 2008·Granted May 1, 2012·2 cites·10 claims
- 1168US8174199B2Discharge lamp lighting apparatus, method for controlling the same, and projectorSOMA SHIGEYASU·Filed 2009·Granted May 8, 2012·4 cites·20 claims
- 1260US8797313B2Driving method for discharge lamp, driving device for discharge lamp, light source device, and image display apparatusSOMA SHIGEYASU·Filed 2009·Granted Aug 5, 2014·1 cites·14 claims
- 1358US8841854B2Driving device for discharge lamp, light source device, image display apparatus, and driving method for discharge lampSOMA SHIGEYASU·Filed 2009·Granted Sep 23, 2014·1 cites·24 claims
- 1457US8937436B2Light source device, projector, and driving method of discharge lampYAMAUCHI KENTARO·Filed 2012·Granted Jan 20, 2015·0 cites·15 claims
- 1556US9049772B2Driving method for discharge lamp, driving device for discharge lamp, light source device, and image display apparatusSEIKO EPSON CORP·Filed 2013·Granted Jun 2, 2015·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →