Inventor · disambiguated record
Kazuhiko Shirai
Also filed as: SHIRAI KAZUHIKO
19 granted patents·7 pending applications·670 citations·filing 1979–2021
95Inventor score
Top patents by PatentIndex Score
26 records- 0192US4253341AWater meter comprising a ferromagnetic magnetoresistor coupled to a rotatable permanent magnetNIPPON ELECTRIC CO·Filed 1979·Granted Mar 3, 1981·76 cites·7 claims
- 0286US5995592APortable telephone unit and indication adapterSONY CORP·Filed 1996·Granted Nov 30, 1999·143 cites·5 claims
- 0386US5572571AProgrammable cellular telephone and systemSONY CORP·Filed 1994·Granted Nov 5, 1996·154 cites·53 claims
- 0479US11025763B2Telephony terminalCALLAHAN CELLULAR LLC·Filed 2020·Granted Jun 1, 2021·1 cites·20 claims
- 0579US5302218ASurface reforming method of aluminum alloy membersMAZDA MOTOR·Filed 1992·Granted Apr 12, 1994·25 cites·4 claims
- 0678US7136673B2Telephony terminalAXESSTEL INC·Filed 2003·Granted Nov 14, 2006·14 cites·58 claims
- 0778US6018656AProgrammable cellular telephone and systemSONY CORP·Filed 1996·Granted Jan 25, 2000·87 cites·11 claims
- 0877US9420110B2Telephony terminalCALLAHAN CELLULAR LLC·Filed 2014·Granted Aug 16, 2016·2 cites·20 claims
- 0976US10609195B2Telephony terminalCALLAHAN CELLULAR LLC·Filed 2018·Granted Mar 31, 2020·1 cites·20 claims
- 1075US8316436B2User-defined multiple input mode authenticationSHIRAI KAZUHIKO·Filed 2009·Granted Nov 20, 2012·11 cites·14 claims
- 1173US7995987B2Telephony terminalWOLKOSISKI MGMT LLC·Filed 2006·Granted Aug 9, 2011·3 cites·28 claims
- 1273US6104924AVirtual terminal protocol using text messagingSONY CORP·Filed 1996·Granted Aug 15, 2000·73 cites·9 claims
- 1372US10148802B2Telephony terminalCALLAHAN CELLULAR LLC·Filed 2016·Granted Dec 4, 2018·1 cites·20 claims
- 1471US8374646B2Mobile device visual input system and methodsSONY CORP·Filed 2009·Granted Feb 12, 2013·3 cites·20 claims
- 1570US11363127B2Telephony terminalCALLAHAN CELLULAR LLC·Filed 2021·Granted Jun 14, 2022·0 cites·20 claims
- 1670US5828956AProgrammable cellular telephone and systemSONY ELECTRONICS INC·Filed 1995·Granted Oct 27, 1998·62 cites·25 claims
- 1764US8682278B2Telephony terminalYUKIE SATORU·Filed 2011·Granted Mar 25, 2014·1 cites·29 claims
- 1854US11913172B2Glass plate interleaving paperOJI HOLDINGS CORP·Filed 2018·Granted Feb 27, 2024·0 cites·1 claims
- 1947US5117484ATerminal apparatus for videotex systemSONY CORP·Filed 1989·Granted May 26, 1992·13 cites·6 claims
- 2045US2011112819A1User interface systems and methods between a portable device and a computerSONY CORP·Filed 2009·Application pending·0 cites
- 2145US2013061318A1User-defined multiple input mode authenticationSONY CORP·Filed 2012·Application pending·0 cites
- 2243US2010191454A1Location based personal organizerSONY CORP·Filed 2009·Application pending·0 cites
- 2343US2005037751A1Wireless gatewayFiled 2004·Application pending·0 cites
- 2442US2018305096A1Glass plate interleaving paperOJI HOLDINGS CORP·Filed 2016·Application pending·0 cites
- 2542US2003227939A1Establishing a connection using a hybrid receiverFiled 2003·Application pending·0 cites
- 2635US2006019704A1Integrating wireless telephone with external call processorKWON MIKE·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →