Inventor · disambiguated record
Kazuhiro Koyama
Also filed as: KOYAMA KAZUHIRO
25 granted patents·22 pending applications·39 citations·filing 2001–2021
92Inventor score
Top patents by PatentIndex Score
47 records- 0190US7653251B2Method, apparatus, system, and program for switching image coded dataNEC CORP·Filed 2005·Granted Jan 26, 2010·16 cites·51 claims
- 0276US9442465B2Electronic timepiece and control method of electronic timepieceSEIKO INSTR INC·Filed 2015·Granted Sep 13, 2016·2 cites·10 claims
- 0369US7986732B2Moving picture compression/encoding method conversion device and moving picture communication systemNEC CORP·Filed 2004·Granted Jul 26, 2011·9 cites·19 claims
- 0467US7978762B2Transcoder device for transcoding compressed and encoded bitstream of motion picture in syntax level and motion picture communication systemNEC CORP·Filed 2006·Granted Jul 12, 2011·2 cites·9 claims
- 0564US10128889B2Cell type power supply device, circuit and electronic equipmentNOVARS INC·Filed 2018·Granted Nov 13, 2018·1 cites·13 claims
- 0663US10666080B2Cell type power supply device having wireless communication functionNOVARS INC·Filed 2018·Granted May 26, 2020·0 cites·7 claims
- 0761US9941733B2Electronic device, communication system, and method of controlling electronic deviceSEIKO INSTR INC·Filed 2014·Granted Apr 10, 2018·1 cites·24 claims
- 0858US9491301B2Multimedia providing serviceOZAWA KAZUNORI·Filed 2008·Granted Nov 8, 2016·0 cites·16 claims
- 0956US9111437B2Electronic device, method of extracting data and programSEIKO INSTR INC·Filed 2013·Granted Aug 18, 2015·0 cites·20 claims
- 1056US2020251919A1Power supply device having wireless communication functionNOVARS INC·Filed 2020·Application pending·0 cites
- 1156US2020228885A1Monitoring system, server apparatus, and programNOVARS INC·Filed 2020·Application pending·0 cites
- 1254USD794816SSample holder for an electron microscopeHITACHI HIGH TECH CORP·Filed 2014·Granted Aug 15, 2017·8 cites·1 claims
- 1353US10511339B2Circuit and electronic equipmentNOVARS INC·Filed 2018·Granted Dec 17, 2019·0 cites·2 claims
- 1452US9118747B2Multimedia providing serviceNEC CORP·Filed 2012·Granted Aug 25, 2015·0 cites·5 claims
- 1551US10067480B2Time correction system, electronic device, timepiece, and programSEIKO INSTR INC·Filed 2014·Granted Sep 4, 2018·0 cites·10 claims
- 1651US9709962B2Time correction system, electronic device, timepiece, and programSEIKO INSTR INC·Filed 2014·Granted Jul 18, 2017·0 cites·8 claims
- 1749US10066938B2Altimeter, electronic timepiece, and programSEIKO INSTR INC·Filed 2016·Granted Sep 4, 2018·0 cites·13 claims
- 1849US8564639B2Multimedia communication system, multimedia communication device and terminalKOYAMA KAZUHIRO·Filed 2008·Granted Oct 22, 2013·0 cites·18 claims
- 1948US9082583B2Sample holder and method for fixing observation sampleHITACHI HIGH TECH CORP·Filed 2013·Granted Jul 14, 2015·0 cites·13 claims
- 2048US8588379B2Multimedia communication system, multimedia communication device and terminalKOYAMA KAZUHIRO·Filed 2008·Granted Nov 19, 2013·0 cites·9 claims
- 2148US8477918B2Multimedia providing serviceOZAWA KAZUNORI·Filed 2008·Granted Jul 2, 2013·0 cites·22 claims
- 2247US2005063473A1Method and apparatus for transmitting and receiving coded packet and program thereforFiled 2004·Application pending·0 cites
- 2346US9763627B2Electronic device, display control method and programSEIKO INSTR INC·Filed 2013·Granted Sep 19, 2017·0 cites·19 claims
- 2446US2017019246A1Communication system, electronic apparatus, communication method and programSEIKO INSTR INC·Filed 2014·Application pending·0 cites
- 2546US2009052538A1Moving image distribution system and conversion deviceNEC CORP·Filed 2007·Application pending·0 cites
- 2645US8682420B2Heartbeat measuring device and heartbeat measuring methodSEIKO INSTR INC·Filed 2012·Granted Mar 25, 2014·0 cites·14 claims
- 2745US7792159B2Multiplexing device and data processing method thereofNEC CORP·Filed 2006·Granted Sep 7, 2010·0 cites·12 claims
- 2845US2024393270A1Analysis SystemHITACHI HIGH TECH CORP·Filed 2021·Application pending·0 cites
- 2945US2014243693A1Electronic device, heart-rate receiving method and programSEIKO INSTR INC·Filed 2014·Application pending·0 cites
- 3044US9939785B2Pointer driving motor unit, electronic device, and control method of pointer driving motor unitSEIKO INSTR INC·Filed 2016·Granted Apr 10, 2018·0 cites·12 claims
- 3144US8243826B2Encoded stream transmitterKOYAMA KAZUHIRO·Filed 2007·Granted Aug 14, 2012·0 cites·20 claims
- 3244US2014191944A1Living body information detection apparatus and living body information detection programSEIKO INSTR INC·Filed 2013·Application pending·0 cites
- 3343US2015342476A1Electronic apparatus and programSEIKO INSTR INC·Filed 2013·Application pending·0 cites
- 3443US2006133489A1Moving picture compression encoding method, apparatus and programNEC CORP·Filed 2005·Application pending·0 cites
- 3543US2010128715A1Protocol Conversion System in Media Communication between a Packet-Switching Network and Circuit-Switiching NetworkNEC CORP·Filed 2006·Application pending·0 cites
- 3642US2002116382A1Data distribution systemFiled 2002·Application pending·0 cites
- 3741US2018315968A1Cell type power supply device having wireless communication functionNOVARS INC·Filed 2018·Application pending·0 cites
- 3841US2017192393A1Pointer driving motor unit and control method of pointer driving motor unitSEIKO INSTR INC·Filed 2016·Application pending·0 cites
- 3941US2008160942A1Communication common carrier selecting method and mobile comunication terminalVODAFONE KK·Filed 2008·Application pending·0 cites
- 4040US2008240255A1Moving Picture Communication Device, Moving Picture Communication System, and Moving Picture Communication MethodKOYAMA KAZUHIRO·Filed 2005·Application pending·0 cites
- 4140US2001056305A1Electronic device, user identification assisting device, appliance management device, electronic device management system, and appliance management systemFiled 2001·Application pending·0 cites
- 4240US2002009989A1Method and system for providing service information through mobile communication device, mobile communication device, portable terminal, mobile communication management server, and computer-readable recording mediumFiled 2001·Application pending·0 cites
- 4338US9800333B2Electronic device, communication method and recording mediumSEIKO INSTR INC·Filed 2015·Granted Oct 24, 2017·0 cites·18 claims
- 4438US2016223990A1Electronic timepiece, electronic timepiece system and method of controlling electronic timepieceSEIKO INSTR INC·Filed 2016·Application pending·0 cites
- 4538US2007223660A1Audio Communication Method And DeviceDEI HIROAKI·Filed 2005·Application pending·0 cites
- 4635US2008186904A1Data Communication Terminal, Radio Base Station Searching Method, and ProgramKOYAMA KAZUHIRO·Filed 2006·Application pending·0 cites
- 4733US2016080076A1Communication system, electronic device, electronic timepiece, communication methodSEIKO INSTR INC·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →