Inventor · disambiguated record
Katsumasa Sugiyama
Also filed as: SUGIYAMA KATSUMASA
38 granted patents·15 pending applications·55 citations·filing 2000–2019
96Inventor score
Top patents by PatentIndex Score
53 records- 0186US8891485B2Mobile station and a base stationOHTA YOSHIAKI·Filed 2012·Granted Nov 18, 2014·4 cites·4 claims
- 0285US9756614B2Reporting method of terminal buffer state report (BSR), obtaining method for obtaining BSR from base station, and corresponding terminal, base station, communication systemFUJITSU LTD·Filed 2012·Granted Sep 5, 2017·5 cites·14 claims
- 0380US8233453B2Method for dropping packet data, radio communication device, and mobile communication systemOHTA YOSHIAKI·Filed 2008·Granted Jul 31, 2012·5 cites·8 claims
- 0477US8290497B2Mobile station apparatus and cell selecting methodTAJIMA YOSHIHARU·Filed 2009·Granted Oct 16, 2012·6 cites·6 claims
- 0574US10440690B2Reporting method of terminal buffer state report (BSR), obtaining method for obtaining BSR from base station, and corresponding terminal, base station, communication systemFUJITSU LTD·Filed 2017·Granted Oct 8, 2019·1 cites·9 claims
- 0673US8239718B2Wireless communication apparatus, transmitting method and receiving methodOBUCHI KAZUHISA·Filed 2008·Granted Aug 7, 2012·5 cites·15 claims
- 0771US8923751B2Radio communication systemTAJIMA YOSHIHARU·Filed 2011·Granted Dec 30, 2014·2 cites·15 claims
- 0870US8582533B2Method for dropping packet data, radio communication device, and mobile communication systemOHTA YOSHIAKI·Filed 2012·Granted Nov 12, 2013·1 cites·18 claims
- 0969US9516515B2Communication duration configuring method, relay station, base station, and mobile communication systemOHTA YOSHIAKI·Filed 2012·Granted Dec 6, 2016·2 cites·11 claims
- 1069US7068676B1Wireless terminal device and node deviceFUJITSU LTD·Filed 2000·Granted Jun 27, 2006·20 cites·12 claims
- 1168US10051669B2Communication duration configuring method, relay station, and mobile communication systemOHTA YOSHIAKI·Filed 2012·Granted Aug 14, 2018·2 cites·7 claims
- 1263US11202280B2Reporting method of terminal buffer state report (BSR), obtaining method for obtaining BSR from base station, and corresponding terminal, base station, communication systemFUJITSU LTD·Filed 2019·Granted Dec 14, 2021·0 cites·16 claims
- 1362US8705465B2Connection processing method in wireless communication system, wireless base station, and wireless terminalTAJIMA YOSHIHARU·Filed 2010·Granted Apr 22, 2014·1 cites·10 claims
- 1461US8724589B2Wireless communication systemTAJIMA YOSHIHARU·Filed 2011·Granted May 13, 2014·1 cites·7 claims
- 1560US9204348B2Method for dropping packet data, radio communication device, and mobile communication systemFUJITSU LTD·Filed 2014·Granted Dec 1, 2015·0 cites·8 claims
- 1659US9820191B2Base station, mobile station, communication system, transmission method and reordering methodFUJITSU LTD·Filed 2013·Granted Nov 14, 2017·0 cites·4 claims
- 1759US9253687B2Base station, mobile station, communication system, transmission method and reordering methodOHTA YOSHIAKI·Filed 2009·Granted Feb 2, 2016·0 cites·9 claims
- 1859US9100875B2Base station, mobile station, communication system, transmission method and reordering methodFUJITSU LTD·Filed 2013·Granted Aug 4, 2015·0 cites·4 claims
- 1959US9094875B2Base station, mobile station, communication system, transmission method and reordering methodFUJITSU LTD·Filed 2013·Granted Jul 28, 2015·0 cites·3 claims
- 2059US9094874B2Base station, mobile station, communication system, transmission method and reordering methodFUJITSU LTD·Filed 2013·Granted Jul 28, 2015·0 cites·2 claims
- 2158US9094876B2Base station, mobile station, communication system, transmission method and reordering methodFUJITSU LTD·Filed 2013·Granted Jul 28, 2015·0 cites·4 claims
- 2257US9049713B2Radio communication apparatus, radio communication system and radio communication methodFUJITSU LTD·Filed 2014·Granted Jun 2, 2015·0 cites·12 claims
- 2356US9288014B2Communication apparatus, transmitting method and receiving methodFUJITSU LTD·Filed 2013·Granted Mar 15, 2016·0 cites·1 claims
- 2455US8908644B2Method for dropping packet data, radio communication device, and mobile communication systemOHTA YOSHIAKI·Filed 2012·Granted Dec 9, 2014·0 cites·5 claims
- 2555US2012129455A1Intermittent communication system, base station apparatus and mobile station apparatusTAJIMA YOSHIHARU·Filed 2012·Application pending·0 cites
- 2654US9467904B2Mobile station, base station, and communication methodFUJITSU LTD·Filed 2014·Granted Oct 11, 2016·0 cites·7 claims
- 2753US9451544B2Base station, radio terminal and radio communication systemFUJITSU LTD·Filed 2014·Granted Sep 20, 2016·0 cites·9 claims
- 2853US8923872B2Radio communication apparatus, radio communication system and radio communication methodOHTA YOSHIAKI·Filed 2012·Granted Dec 30, 2014·0 cites·18 claims
- 2953US8170029B2Intermittent communication system, base station apparatus and mobile station apparatusTAJIMA YOSHIHARU·Filed 2009·Granted May 1, 2012·0 cites·10 claims
- 3052US8619679B2Communication apparatus, transmitting method and receiving methodOBUCHI KAZUHISA·Filed 2012·Granted Dec 31, 2013·0 cites·3 claims
- 3152US8094609B2Communication apparatus, transmitting method and receiving methodOBUCHI KAZUHISA·Filed 2008·Granted Jan 10, 2012·0 cites·6 claims
- 3252US2007178892A1Mobile communication systemFUJITSU LTD·Filed 2007·Application pending·0 cites
- 3352US2007178893A1Mobile communication systemFUJITSU LTD·Filed 2007·Application pending·0 cites
- 3452US2007173247A1Mobile communication systemFUJITSU LTD·Filed 2007·Application pending·0 cites
- 3552US2007184807A1Mobile communication systemFUJITSU LTD·Filed 2007·Application pending·0 cites
- 3652US2007173245A1Mobile communication systemFUJITSU LTD·Filed 2007·Application pending·0 cites
- 3751US8995928B2Radio communication method, radio communication apparatus, and radio communication systemFUJITSU LTD·Filed 2012·Granted Mar 31, 2015·0 cites·6 claims
- 3851US8918104B2Systems and methods for enhancing base station performance through the use of a relay stationTAJIMA YOSHIHARU·Filed 2011·Granted Dec 23, 2014·0 cites·4 claims
- 3949US2010056155A1Wireless base station apparatus, wireless mobile station apparatus, and transmission control method for random access signalFUJITSU LTD·Filed 2009·Application pending·0 cites
- 4048US2009168714A1Radio communication apparatus and control method for radio communication systemFUJITSU LTD·Filed 2008·Application pending·0 cites
- 4148US2005185630A1Mobile communication systemFiled 2005·Application pending·0 cites
- 4247US9173243B2Wireless communication system, relay station, base station, and wireless communication methodFUJITSU LTD·Filed 2013·Granted Oct 27, 2015·0 cites·8 claims
- 4347US9118479B2Mobile communication systemOHTA YOSHIAKI·Filed 2012·Granted Aug 25, 2015·0 cites·12 claims
- 4447US2009170443A1Radio communication system and apparatusFUJITSU LTD·Filed 2008·Application pending·0 cites
- 4547US2009201875A1Device And Method For Radio CommunicationHASEGAWA HAJIME·Filed 2009·Application pending·0 cites
- 4647US2009185539A1Handover Method and Base StationFUJITSU LTD·Filed 2009·Application pending·0 cites
- 4746US9504094B2Base station, communication system, and communication methodFUJITSU LTD·Filed 2013·Granted Nov 22, 2016·0 cites·2 claims
- 4846US8606278B2Mobile communication system, cell selection method, base station apparatus, and mobile station apparatusTAJIMA YOSHIHARU·Filed 2012·Granted Dec 10, 2013·0 cites·12 claims
- 4945US2007274277A1Control method of mobile communication deviceKOIZUMI YOSHIKO·Filed 2007·Application pending·0 cites
- 5044US9008674B2Wireless communication system, transmitter, receiving apparatus, and notification information transmission-reception methodOBUCHI KAZUHISA·Filed 2012·Granted Apr 14, 2015·0 cites·11 claims
Showing the top 50 of 53 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →