Inventor · disambiguated record
Yoshihisa Takayama
Also filed as: TAKAYAMA YOSHIHISA
83 granted patents·6 pending applications·1,473 citations·filing 1981–2021
99Inventor score
Top patents by PatentIndex Score
89 records- 0196US7346061B2Communication system, communication method, and data processing apparatusSONY CORP·Filed 2003·Granted Mar 18, 2008·79 cites·14 claims
- 0295US9106273B2Communication system, communication method, and data processing apparatusSONY CORP·Filed 2014·Granted Aug 11, 2015·14 cites·9 claims
- 0395US8417184B2Communication system, communication method, and data processing apparatusTAKAYAMA YOSHIHISA·Filed 2012·Granted Apr 9, 2013·19 cites·4 claims
- 0495US8224243B2Communication system, communication method, and data processing apparatusTAKAYAMA YOSHIHISA·Filed 2007·Granted Jul 17, 2012·24 cites·19 claims
- 0595US6674596B1Memory in cassette has use restriction recorded in read-only memorySONY CORP·Filed 2000·Granted Jan 6, 2004·58 cites·19 claims
- 0694US8942629B2Communication system, communication method, and data processing apparatusSONY CORP·Filed 2013·Granted Jan 27, 2015·13 cites·1 claims
- 0794US8401596B2Communication device, communication method, program and communication systemTAKAYAMA YOSHIHISA·Filed 2009·Granted Mar 19, 2013·27 cites·8 claims
- 0893US8577293B2Communication system and communication deviceTAKAYAMA YOSHIHISA·Filed 2011·Granted Nov 5, 2013·14 cites·11 claims
- 0993US4417158AClock generator circuitFUJITSU LTD·Filed 1981·Granted Nov 22, 1983·50 cites·3 claims
- 1092US8676277B2Communication device, communication method, program and communication systemSONY CORP·Filed 2013·Granted Mar 18, 2014·10 cites·9 claims
- 1192US8068784B2Communication system and communication deviceTAKAYAMA YOSHIHISA·Filed 2005·Granted Nov 29, 2011·23 cites·14 claims
- 1292US6195007B1Recording medium handling apparatusSONY CORP·Filed 1999·Granted Feb 27, 2001·70 cites·3 claims
- 1390US7209706B2Communication apparatus and communication methodSONY CORP·Filed 2003·Granted Apr 24, 2007·65 cites·10 claims
- 1489US10812147B2Communication system, communication apparatus and communication methodSONY CORP·Filed 2020·Granted Oct 20, 2020·2 cites·12 claims
- 1589US9145331B2Crystallizable glass compositionNIPPON ELECTRIC GLASS CO·Filed 2013·Granted Sep 29, 2015·6 cites·6 claims
- 1689US8244917B2Communication system, communication apparatus and communication method as well as programTAKAYAMA YOSHIHISA·Filed 2004·Granted Aug 14, 2012·28 cites·18 claims
- 1789US6611394B1Recording medium, tape drive, and method for identifying type of recording mediumSONY CORP·Filed 1999·Granted Aug 26, 2003·60 cites·13 claims
- 1889US5852534ATape cassette, tape recording apparatus and tape reproducing apparatusSONY CORP·Filed 1996·Granted Dec 22, 1998·55 cites·12 claims
- 1989US4536949AMethod for fabricating an integrated circuit with multi-layer wiring having opening for fuseFUJITSU LTD·Filed 1984·Granted Aug 27, 1985·78 cites·12 claims
- 2088US7738494B2Communication apparatus, communication method, and programSONY CORP·Filed 2006·Granted Jun 15, 2010·19 cites·10 claims
- 2187US8818312B2Communication system, communication apparatus and communication methodFUJII KUNIHIDE·Filed 2012·Granted Aug 26, 2014·5 cites·12 claims
- 2287US6421196B1Method and apparatus for controlling recording mediumSONY CORP·Filed 1999·Granted Jul 16, 2002·57 cites·7 claims
- 2386US4780846AMaster slice type semiconductor circuit deviceFUJITSU LTD·Filed 1985·Granted Oct 25, 1988·75 cites·24 claims
- 2485US6088182ARecording medium cartridge recording/reproducing apparatus using a recording medium cartridge and information management systemSONY CORP·Filed 1997·Granted Jul 11, 2000·48 cites·15 claims
- 2584US7191245B2Information processing apparatus and information processing methodSONY CORP·Filed 2002·Granted Mar 13, 2007·37 cites·7 claims
- 2682US9409814B2Crystalline glass composition and adhesive material using sameTAKAYAMA YOSHIHISA·Filed 2012·Granted Aug 9, 2016·5 cites·8 claims
- 2782US6643086B1Tape driving apparatusSONY CORP·Filed 2000·Granted Nov 4, 2003·20 cites·15 claims
- 2882US6425042B1Tape drive apparatus for judging an operational mode of the tape based on detected tape management informationSONY CORP·Filed 1999·Granted Jul 23, 2002·42 cites·7 claims
- 2981US7925215B2Communication system, communication apparatus, communication method, and program to reduce communication time in near field communicationsSONY CORP·Filed 2006·Granted Apr 12, 2011·9 cites·17 claims
- 3080US8036541B2Coherent optical receiverNAT INST INF & COMM TECH·Filed 2008·Granted Oct 11, 2011·12 cites·4 claims
- 3179US10355750B2Communication system, communication apparatus and communication methodSONY CORP·Filed 2018·Granted Jul 16, 2019·1 cites·8 claims
- 3279US6778346B2Recording and reproducing apparatus and file managing method using the sameSONY CORP·Filed 2001·Granted Aug 17, 2004·20 cites·12 claims
- 3379US6307700B1Tape recording and/or reproducing apparatus and tape ejecting methodSONY CORP·Filed 1998·Granted Oct 23, 2001·32 cites·7 claims
- 3476US8996731B2Near field communication using available protocol informationTAKAYAMA YOSHIHISA·Filed 2012·Granted Mar 31, 2015·2 cites·19 claims
- 3574US7164551B2Tape cassette and tape driverSONY CORP·Filed 2003·Granted Jan 16, 2007·10 cites·2 claims
- 3673US8559875B2Communication device, data processing device, near field communication device, and method and program for communicationTAKAYAMA YOSHIHISA·Filed 2007·Granted Oct 15, 2013·5 cites·7 claims
- 3772US6535344B1Tape drive unit and recording mediumSONY CORP·Filed 1999·Granted Mar 18, 2003·23 cites·3 claims
- 3872US6075669AInformation recording and reproducing apparatus which stores in a cassette memory management information for each of a plurality of record blocks linked by a pointerSONY CORP·Filed 1999·Granted Jun 13, 2000·20 cites·2 claims
- 3971US7103741B2Tape drive apparatus and recording and/or reproducing methodSONY CORP·Filed 2004·Granted Sep 5, 2006·8 cites·2 claims
- 4070US8515349B2Communication system, communication apparatus, communication method, and program to reduce communication time in near field communicationsTAKAYAMA YOSHIHISA·Filed 2011·Granted Aug 20, 2013·2 cites·7 claims
- 4170US6493166B1Tape cassette and tape recording and/or reproducing apparatusSONY CORP·Filed 1998·Granted Dec 10, 2002·22 cites·2 claims
- 4269US6043948AInformation recording and reproducing apparatusSONY CORP·Filed 1997·Granted Mar 28, 2000·18 cites·5 claims
- 4368US10608704B2Communication system, communication apparatus and communication methodSONY CORP·Filed 2019·Granted Mar 31, 2020·0 cites·12 claims
- 4468US8965278B2Communication device, communication method, program and communication systemTAKAYAMA YOSHIHISA·Filed 2009·Granted Feb 24, 2015·2 cites·9 claims
- 4568US8515345B2Communication apparatus, communication method, and programTAKAYAMA YOSHIHISA·Filed 2006·Granted Aug 20, 2013·3 cites·24 claims
- 4668US6519105B1Recording medium and tape drive deviceSONY CORP·Filed 1999·Granted Feb 11, 2003·19 cites·4 claims
- 4767US9960817B2Communication device, communication method, program and communication systemSONY CORP·Filed 2016·Granted May 1, 2018·1 cites·15 claims
- 4867US4661815AGate array integrated device having mixed single column type and matrix type arraysFUJITSU LTD·Filed 1985·Granted Apr 28, 1987·24 cites·10 claims
- 4966US6433953B1Recording/reproducing apparatusSONY CORP·Filed 1999·Granted Aug 13, 2002·18 cites·10 claims
- 5065US8874033B2Communication apparatus, communication method, and programSONY CORP·Filed 2013·Granted Oct 28, 2014·1 cites·10 claims
Showing the top 50 of 89 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →