Inventor · disambiguated record
Yuji Kojima
Also filed as: KOJIMA YUJI
69 granted patents·14 pending applications·787 citations·filing 1981–2024
98Inventor score
Top patents by PatentIndex Score
83 records- 0196US4810965APosition detecting apparatus using a magnetic sensor and a closed magnetic circuit with non-uniform magnetic flux distributionFUJITSU LTD·Filed 1986·Granted Mar 7, 1989·109 cites·46 claims
- 0295US7966036B2Wireless LAN device and communication mode switching methodFUJITSU LTD·Filed 2006·Granted Jun 21, 2011·38 cites·12 claims
- 0393US6987768B1Packet transferring apparatusFUJITSU LTD·Filed 2000·Granted Jan 17, 2006·108 cites·12 claims
- 0492US5049809ASensing device utilizing magneto electric transducersFUJITSU LTD·Filed 1988·Granted Sep 17, 1991·83 cites·35 claims
- 0592US4468582APiezoelectric resonator chip and trimming method for adjusting the frequency thereofFUJITSU LTD·Filed 1983·Granted Aug 28, 1984·41 cites·9 claims
- 0691US6998434B2Carbon fiber reinforced resin composition, molding compounds and molded products therefromTORAY INDUSTRIES·Filed 2002·Granted Feb 14, 2006·42 cites·21 claims
- 0790US6219329B1Fluorescent optical diskFUJITSU LTD·Filed 1991·Granted Apr 17, 2001·52 cites·8 claims
- 0890US4757581AMethod for producing a piezoelectric resonatorFUJITSU LTD·Filed 1986·Granted Jul 19, 1988·49 cites·9 claims
- 0987US8620210B2Radio communication system, mobile relay station, mobile station, and radio communication methodKOJIMA YUJI·Filed 2010·Granted Dec 31, 2013·8 cites·8 claims
- 1085US8060746B2E-mail transfer method and deviceKOJIMA YUJI·Filed 2005·Granted Nov 15, 2011·14 cites·19 claims
- 1185US7869808B2Wireless communication systemFUJITSU LTD·Filed 2006·Granted Jan 11, 2011·13 cites·8 claims
- 1284US8897767B2Parameter setting apparatus and parameter setting methodFUJITSU LTD·Filed 2012·Granted Nov 25, 2014·6 cites·14 claims
- 1383US9002757B2Parameter setting apparatus, non-transitory medium storing computer program, and parameter setting methodKOJIMA YUJI·Filed 2012·Granted Apr 7, 2015·6 cites·12 claims
- 1483US7756468B2Relay apparatus and relay methodFUJITSU LTD·Filed 2007·Granted Jul 13, 2010·11 cites·18 claims
- 1582US8378983B2Touch panel and touch panel type display apparatusKYOCERA CORP·Filed 2008·Granted Feb 19, 2013·11 cites·14 claims
- 1682US8290533B2Wireless communication network system and methodKOJIMA YUJI·Filed 2010·Granted Oct 16, 2012·6 cites·20 claims
- 1781US9137641B2Wireless communication system, base station, and terminalFUJITSU LTD·Filed 2013·Granted Sep 15, 2015·5 cites·11 claims
- 1881US8386934B2Information presenting apparatus, information presenting method, and computer programSONY CORP·Filed 2008·Granted Feb 26, 2013·11 cites·16 claims
- 1980US2025125214A1Semiconductor deviceDENSO CORP·Filed 2024·Application pending·0 cites
- 2080US2025118623A1Semiconductor deviceDENSO CORP·Filed 2024·Application pending·0 cites
- 2177US6654823B2Packet-data processing apparatusFUJITSU LTD·Filed 2001·Granted Nov 25, 2003·33 cites·5 claims
- 2276US5042924AOptical phase plate and production process thereofKUREHA CHEMICAL IND CO LTD·Filed 1990·Granted Aug 27, 1991·32 cites·20 claims
- 2375US2024071861A1Semiconductor deviceDENSO CORP·Filed 2023·Application pending·0 cites
- 2473US9461903B2Communication device, communication system, and communication methodFUJITSU LTD·Filed 2014·Granted Oct 4, 2016·3 cites·8 claims
- 2573US4583019APiezoelectric resonator using 165° Y-cut LiNbO3FUJITSU LTD·Filed 1984·Granted Apr 15, 1986·17 cites·15 claims
- 2672US8315259B2Base station, apparatus, and mobile stationKOJIMA YUJI·Filed 2010·Granted Nov 20, 2012·3 cites·4 claims
- 2771US8477717B2Base station of mobile communication systemKOJIMA YUJI·Filed 2008·Granted Jul 2, 2013·4 cites·10 claims
- 2867US10181452B2Method for manufacturing light-emitting deviceNICHIA CORP·Filed 2018·Granted Jan 15, 2019·1 cites·3 claims
- 2966US10746080B2Exhaust system device for vehicleMAZDA MOTOR·Filed 2017·Granted Aug 18, 2020·1 cites·15 claims
- 3066US7640227B2Recording medium having a file sharing program recorded thereon and file sharing apparatusFUJITSU LTD·Filed 2005·Granted Dec 29, 2009·3 cites·9 claims
- 3166US7344667B2Prepreg, production process thereof, and molded articleTORAY INDUSTRIES·Filed 2003·Granted Mar 18, 2008·12 cites·2 claims
- 3265US9143991B2Seamless handover of a mobile station from a macro base station to a privately accessible femto base stationCHEN WEI-PENG·Filed 2009·Granted Sep 22, 2015·2 cites·17 claims
- 3365US7089407B2Packet processing device processing input packet data in a packet routing deviceFUJITSU LTD·Filed 2001·Granted Aug 8, 2006·12 cites·14 claims
- 3464US8380193B2Mobile station assisted seamless handover to a femto base stationFUJITSU LTD·Filed 2009·Granted Feb 19, 2013·2 cites·2 claims
- 3563US10753323B2Engine intake and exhaust systemMAZDA MOTOR·Filed 2018·Granted Aug 25, 2020·0 cites·4 claims
- 3663US8638748B2Base station and service flow establishment methodKOJIMA YUJI·Filed 2009·Granted Jan 28, 2014·2 cites·10 claims
- 3763US6799267B2Packet processorFUJITSU LTD·Filed 2000·Granted Sep 28, 2004·11 cites·8 claims
- 3863US2024177223A1Information processing apparatus and order management systemTOSHIBA TEC KK·Filed 2023·Application pending·0 cites
- 3962US9010304B2Exhaust gas recirculation device of engineKOJIMA YUJI·Filed 2011·Granted Apr 21, 2015·2 cites·4 claims
- 4062US8670805B2Mobile station and wireless base station side paging control device in wireless communication systemKOJIMA YUJI·Filed 2010·Granted Mar 11, 2014·1 cites·6 claims
- 4161US9161279B2Method for controlling load, base station and management deviceKOJIMA YUJI·Filed 2011·Granted Oct 13, 2015·1 cites·9 claims
- 4260US7188190B1Packet data processing apparatus and packet relay apparatusFUJITSU LTD·Filed 2000·Granted Mar 6, 2007·6 cites·12 claims
- 4359US10995649B2Vehicle engineMAZDA MOTOR·Filed 2017·Granted May 4, 2021·0 cites·9 claims
- 4459US8750893B2Mobile communication system and position detection methodKOJIMA YUJI·Filed 2009·Granted Jun 10, 2014·1 cites·6 claims
- 4559US7058051B2Packet processing deviceFUJITSU LTD·Filed 2001·Granted Jun 6, 2006·5 cites·7 claims
- 4657US8780393B2Print control apparatus and control method thereforKODAMA YOICHI·Filed 2011·Granted Jul 15, 2014·1 cites·12 claims
- 4754US10609126B2Communication device, communication system, and control method of communication deviceFUJITSU LTD·Filed 2018·Granted Mar 31, 2020·0 cites·6 claims
- 4852US8688117B2Seamless handover and load balance between macro base stations and publicly accessible femto base stationsCHEN WEI-PENG·Filed 2009·Granted Apr 1, 2014·0 cites·19 claims
- 4951US8509203B2Mobile station, wireless base station, and wireless communication methodKOJIMA YUJI·Filed 2011·Granted Aug 13, 2013·0 cites·12 claims
- 5050US5585915ALight detecting deviceFUJITSU LTD·Filed 1994·Granted Dec 17, 1996·14 cites·22 claims
Showing the top 50 of 83 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →