Inventor · disambiguated record
Yoshihiro Oba
Also filed as: OBA YOSHIHIRO
74 granted patents·30 pending applications·752 citations·filing 1991–2023
99Inventor score
Top patents by PatentIndex Score
104 records- 0198US7046647B2Mobility architecture using pre-authentication, pre-configuration and/or virtual soft-handoffTOSHIBA AMERICA RES INC·Filed 2004·Granted May 16, 2006·198 cites·17 claims
- 0296US8750732B2Moisture sensor, moisture detector, and image forming apparatusISHII TOSHIHIRO·Filed 2012·Granted Jun 10, 2014·25 cites·8 claims
- 0394US7548526B2Mobility architecture using pre-authentication, pre-configuration and/or virtual soft-handoffTOSHIBA AMERICA RES INC·Filed 2006·Granted Jun 16, 2009·24 cites·19 claims
- 0492US8046829B2Method for dynamically and securely establishing a tunnelTOSHIBA AMERICA RES INC·Filed 2005·Granted Oct 25, 2011·24 cites·16 claims
- 0592US7813319B2Framework of media-independent pre-authenticationTOSHIBA AMERICA RES INC·Filed 2006·Granted Oct 12, 2010·22 cites·30 claims
- 0691US9157853B2Moisture sensor, moisture detector, and image forming apparatusRICOH CO LTD·Filed 2014·Granted Oct 13, 2015·8 cites·9 claims
- 0791US8175058B2Mobility architecture using pre-authentication, pre-configuration and/or virtual soft-handoffOBA YOSHIHIRO·Filed 2009·Granted May 8, 2012·15 cites·16 claims
- 0890US9696674B2Optical sensor and image forming apparatusISHII TOSHIHIRO·Filed 2013·Granted Jul 4, 2017·4 cites·8 claims
- 0988US8332923B2Kerberized handover keyingOBA YOSHIHIRO·Filed 2008·Granted Dec 11, 2012·17 cites·20 claims
- 1088US7738882B2Framework of media-independent pre-authentication improvements: including considerations for failed switching and switchbackTOSHIBA AMERICA RES INC·Filed 2006·Granted Jun 15, 2010·17 cites·24 claims
- 1187US8036176B2MIH pre-authenticationTOSHIBA AMERICA RES INC·Filed 2008·Granted Oct 11, 2011·14 cites·21 claims
- 1286US8259682B2Framework of media-independent pre-authenticationDUTTA ASHUTOSH·Filed 2010·Granted Sep 4, 2012·7 cites·16 claims
- 1386US7768982B2Autonomous and heterogeneous network discovery and reuseTOSHIBA AMERICA RES INC·Filed 2006·Granted Aug 3, 2010·13 cites·22 claims
- 1485US9501018B2Optical sensor, and devices incorporating the sameGOTO KAZUMA·Filed 2015·Granted Nov 22, 2016·2 cites·14 claims
- 1585US7860978B2Establishing a secure tunnel to access routerTOSHIBA AMERICA RES INC·Filed 2004·Granted Dec 28, 2010·39 cites·26 claims
- 1684US9291698B2Wireless communication device, wireless communication method, and computer program productTOSHIBA KK·Filed 2013·Granted Mar 22, 2016·11 cites·11 claims
- 1784US8971239B2PLMN selection and inter-system mobility policy conflict resolution for multi-interface userOBA YOSHIHIRO·Filed 2010·Granted Mar 3, 2015·8 cites·16 claims
- 1882US9103717B2Optical sensor and image forming apparatus configured to detect inside diffusely-reflected lightOBA YOSHIHIRO·Filed 2013·Granted Aug 11, 2015·4 cites·9 claims
- 1981US10031457B2Optical sensor, recording medium discrimination device, and image forming apparatusOBA YOSHIHIRO·Filed 2016·Granted Jul 24, 2018·2 cites·19 claims
- 2081US9429513B2Sensor apparatus and image forming apparatus incorporating sameRICOH CO LTD·Filed 2014·Granted Aug 30, 2016·4 cites·18 claims
- 2181US8942583B2Optical sensor and image forming apparatusHOSHI FUMIKAZU·Filed 2013·Granted Jan 27, 2015·3 cites·16 claims
- 2281US8855306B2Node distributed with group key and group key updatingOBA YOSHIHIRO·Filed 2011·Granted Oct 7, 2014·6 cites·12 claims
- 2378US8341395B2Media independent handover protocol securityDAS SUBIR·Filed 2010·Granted Dec 25, 2012·5 cites·25 claims
- 2478US6262986B1Method and apparatus for packet scheduling using queue length and connection weightTOSHIBA KK·Filed 1996·Granted Jul 17, 2001·106 cites·48 claims
- 2577US9058566B2Control device, control method, and computer program productOBA YOSHIHIRO·Filed 2011·Granted Jun 16, 2015·2 cites·14 claims
- 2677US8971749B2Optical sensor and image forming apparatusOBA YOSHIHIRO·Filed 2013·Granted Mar 3, 2015·2 cites·12 claims
- 2776US8165088B2MIH protocol state machineOBA YOSHIHIRO·Filed 2007·Granted Apr 24, 2012·6 cites·19 claims
- 2875US9170190B2Sensor device and image forming apparatusGOTO KAZUMA·Filed 2014·Granted Oct 27, 2015·2 cites·12 claims
- 2975US8190768B2Network selection mechanismOBA YOSHIHIRO·Filed 2008·Granted May 29, 2012·6 cites·28 claims
- 3074US8505076B2Proactive authenticationDAS SUBIR·Filed 2010·Granted Aug 6, 2013·3 cites·20 claims
- 3174US8270948B2Solving PANA bootstrapping timing problemOBA YOSHIHIRO·Filed 2007·Granted Sep 18, 2012·8 cites·17 claims
- 3274US8239671B2Channel binding mechanism based on parameter binding in key derivationOBA YOSHIHIRO·Filed 2006·Granted Aug 7, 2012·5 cites·21 claims
- 3373US10700934B2Communication control device, communication control method, and computer program productTOSHIBA KK·Filed 2016·Granted Jun 30, 2020·2 cites·13 claims
- 3473US6529958B1Label switched path set up scheme with reduced need for label set up retry operationTOSHIBA KK·Filed 1999·Granted Mar 4, 2003·79 cites·24 claims
- 3571US8688834B2Dynamic host configuration and network access authenticationFUJIMOTO KENSAKU·Filed 2004·Granted Apr 1, 2014·20 cites·12 claims
- 3670US8566590B2Encryption information transmitting terminalOBA YOSHIHIRO·Filed 2009·Granted Oct 22, 2013·4 cites·6 claims
- 3768US11215945B2Optical sensor and image forming apparatusRICOH CO LTD·Filed 2020·Granted Jan 4, 2022·0 cites·13 claims
- 3868US8707416B2Bootstrapping kerberos from EAP (BKE)OBA YOSHIHIRO·Filed 2007·Granted Apr 22, 2014·3 cites·18 claims
- 3967US8898454B2Communication device and communication methodTOSHIBA KK·Filed 2012·Granted Nov 25, 2014·2 cites·17 claims
- 4067US7936719B2Packet loss prevention during handoff using packet copy-and-forwardTOSHIBA AMERICA RES INC·Filed 2006·Granted May 3, 2011·3 cites·25 claims
- 4166US10673624B2Communication control device, communication control method, and computer program productTOSHIBA KK·Filed 2017·Granted Jun 2, 2020·1 cites·18 claims
- 4266US8627078B2Communication apparatus and computer program productOBA YOSHIHIRO·Filed 2012·Granted Jan 7, 2014·2 cites·22 claims
- 4366US8446875B2Media independent pre-authentication supporting fast-handoff in proxy MIPv6 environmentTANIUCHI KENICHI·Filed 2008·Granted May 21, 2013·3 cites·23 claims
- 4465US10606204B2Optical sensor and image forming apparatusRICOH CO LTD·Filed 2017·Granted Mar 31, 2020·0 cites·20 claims
- 4564US12216048B2Measuring apparatusKASAHARA RYOSUKE·Filed 2021·Granted Feb 4, 2025·0 cites·18 claims
- 4662US10715345B2Communication control device, communication device, computer program product, information processing apparatus, and transmitting method for managing devices in a groupTOSHIBA KK·Filed 2015·Granted Jul 14, 2020·1 cites·8 claims
- 4761US10673713B2Communication control device, communication device, and computer program product for dynamic group managementTOSHIBA KK·Filed 2015·Granted Jun 2, 2020·1 cites·2 claims
- 4861US10041927B2Optical sensor, and devices incorporating the sameRICOH CO LTD·Filed 2016·Granted Aug 7, 2018·0 cites·13 claims
- 4961US8908540B2Efficient and loss tolerant method and mechanism for measuring available bandwidthOBA YOSHIHIRO·Filed 2009·Granted Dec 9, 2014·2 cites·26 claims
- 5061US8863228B2Energy management apparatus and energy management systemNISHIBAYASHI YASUYUKI·Filed 2012·Granted Oct 14, 2014·1 cites·9 claims
Showing the top 50 of 104 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →