Inventor · disambiguated record
Yohei Hirokawa
Also filed as: HIROKAWA YOHEI
6 granted patents·2 pending applications·54 citations·filing 2002–2011
76Inventor score
Top patents by PatentIndex Score
8 records- 0177US7013151B2Portable terminal device with built-in GPSNEC CORP·Filed 2002·Granted Mar 14, 2006·49 cites·16 claims
- 0275US8855608B2Information processing system, mobile terminal, linkage server, and information processing methodMORISAKI MITSUNORI·Filed 2011·Granted Oct 7, 2014·2 cites·16 claims
- 0355US8670367B2Mobile terminal, method and program of notifying incoming call for mobile terminalHIROKAWA YOHEI·Filed 2007·Granted Mar 11, 2014·1 cites·24 claims
- 0450US9350691B2Information processing system, linkage server, and information processing methodMORISAKI MITSUNORI·Filed 2011·Granted May 24, 2016·0 cites·18 claims
- 0542US2006128446A1Portable electronic device, lighting control method used for the same, and program productNEC CORP·Filed 2005·Application pending·0 cites
- 0639US9392065B2Information processing system and information processing methodHIROKAWA YOHEI·Filed 2011·Granted Jul 12, 2016·0 cites·18 claims
- 0739US7471952B2Data terminal deviceNEC CORP·Filed 2003·Granted Dec 30, 2008·2 cites·18 claims
- 0838US2010321307A1Display terminal with touch panel function and calibration methodHIROKAWA YOHEI·Filed 2008·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →