Inventor · disambiguated record
Akio Sotokawa
Also filed as: SOTOKAWA AKIO
13 granted patents·2 pending applications·190 citations·filing 1993–2007
91Inventor score
Top patents by PatentIndex Score
15 records- 0192US5550657ALiquid crystal display device having an optimized ridged layer to improve luminosityFUJITSU LTD·Filed 1993·Granted Aug 27, 1996·146 cites·5 claims
- 0291US7070291B2Light source device and display deviceFUJITSU LTD·Filed 2003·Granted Jul 4, 2006·24 cites·5 claims
- 0377US7513649B2Light source device and display deviceFUJITSU LTD·Filed 2007·Granted Apr 7, 2009·2 cites·11 claims
- 0475US7549768B2Display device, including discharge tube temperature control memberFUJITSU LTD·Filed 2007·Granted Jun 23, 2009·2 cites·15 claims
- 0571US7290901B2Light source device, and display device, display module, information handling apparatus and portable information handling apparatus comprising sameFUJITSU LTD·Filed 2005·Granted Nov 6, 2007·4 cites·18 claims
- 0669US6294881B1Discharging tube with piezoelectric substrateFUJITSU LTD·Filed 2000·Granted Sep 25, 2001·8 cites·9 claims
- 0768US7470040B2Light source device and display deviceFUJITSU LTD·Filed 2007·Granted Dec 30, 2008·1 cites·14 claims
- 0861US7654698B2Light source device and display deviceFUJITSU LTD·Filed 2007·Granted Feb 2, 2010·0 cites·15 claims
- 0961US7470039B2Light source device and display deviceFUJITSU LTD·Filed 2007·Granted Dec 30, 2008·0 cites·15 claims
- 1061US7396144B2Light source device and display deviceFUJITSU LTD·Filed 2007·Granted Jul 8, 2008·0 cites·8 claims
- 1157US2008062700A1Backlight having discharge tube, reflector and heat conduction member contacting discharge tubeSHARP KK·Filed 2007·Application pending·0 cites
- 1252US7513650B2Light source device and display deviceFUJITSU LTD·Filed 2007·Granted Apr 7, 2009·0 cites·12 claims
- 1349US7290899B2Light source device and display deviceFUJITSU LTD·Filed 2005·Granted Nov 6, 2007·0 cites·7 claims
- 1435US2001028366A1Status display control unit, electronic equipment and storage mediumFiled 2001·Application pending·0 cites
- 1531US6057653ADischarging tube with voltage raising unit and discharging unit and discharging method thereofFUJITSU LTD·Filed 1998·Granted May 2, 2000·3 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →