Inventor · disambiguated record
Takashi Kikukawa
Also filed as: KIKUKAWA TAKASHI
86 granted patents·41 pending applications·655 citations·filing 1997–2025
99Inventor score
Top patents by PatentIndex Score
127 records- 0197US11722222B2Transceiver deviceTDK CORP·Filed 2021·Granted Aug 8, 2023·5 cites·18 claims
- 0296US11003044B2Electro-optic deviceTDK CORP·Filed 2020·Granted May 11, 2021·5 cites·16 claims
- 0396US6965556B1Optical information medium having high resolution beyond a diffraction limit and reading methodTDK CORP·Filed 2000·Granted Nov 15, 2005·68 cites·10 claims
- 0495US10989980B2Optical modulatorTDK CORP·Filed 2020·Granted Apr 27, 2021·5 cites·9 claims
- 0593US12248205B2Optical modulation element and method for driving optical modulation elementTDK CORP·Filed 2021·Granted Mar 11, 2025·2 cites·3 claims
- 0693US6430128B1Method for reading optical information medium and optical information mediumTDK CORP·Filed 2000·Granted Aug 6, 2002·40 cites·3 claims
- 0792US6406772B2Optical recording medium and method for makingTDK CORP·Filed 2000·Granted Jun 18, 2002·31 cites·19 claims
- 0891US6329036B1Optical recording medium and useTDK CORP·Filed 1999·Granted Dec 11, 2001·60 cites·16 claims
- 0990US6154437APhase-change optical recording medium and its writing with high reliability after long period use and/or high environmental temperature storageTDK CORP·Filed 1999·Granted Nov 28, 2000·59 cites·18 claims
- 1089US6153355AOptical recording medium and method for preparing the sameTDK CORP·Filed 1998·Granted Nov 28, 2000·57 cites·5 claims
- 1183US5906874AOptical recording medium, and its fabrication methodTDK CORP·Filed 1997·Granted May 25, 1999·39 cites·6 claims
- 1282US6242157B1Optical recording medium and method for makingTDK CORP·Filed 1997·Granted Jun 5, 2001·56 cites·4 claims
- 1380US5891542AOptical recording material, and optical recording mediumTDK CORP·Filed 1997·Granted Apr 6, 1999·33 cites·5 claims
- 1479US11003043B2Optical modulatorFUJITSU OPTICAL COMPONENTS LTD·Filed 2020·Granted May 11, 2021·1 cites·14 claims
- 1577US8427932B2Optical recording medium and optical recording-reading methodINOUE MOTOHIRO·Filed 2011·Granted Apr 23, 2013·4 cites·20 claims
- 1677US7457215B2Method for reproducing data and an apparatus for recording and reproducing dataNAT INST OF ADVANCED IND SCIEN·Filed 2004·Granted Nov 25, 2008·12 cites·8 claims
- 1777US6461710B1Optical recording mediumTDK CORP·Filed 1999·Granted Oct 8, 2002·41 cites·17 claims
- 1876US2025080227A1Transmission device, information terminal, communication system, and communication methodTDK CORP·Filed 2024·Application pending·0 cites
- 1975US8630156B2Optical recording and reading method, optical recording and reading apparatus, optical recording medium, and method for producing an optical recording mediumINOUE MOTOHIRO·Filed 2012·Granted Jan 14, 2014·3 cites·12 claims
- 2075US8213279B2Optical recording medium and optical recording-reading methodKOSUDA ATSUKO·Filed 2011·Granted Jul 3, 2012·4 cites·20 claims
- 2175US7787334B2Optical recording method on multilayer optical recording medium, optical recording apparatus, and multilayer optical recording mediumTDK CORP·Filed 2007·Granted Aug 31, 2010·2 cites·19 claims
- 2275US7701838B2Optical information medium including an information bearing surface and a functional layer, and reading methodTDK CORP·Filed 2005·Granted Apr 20, 2010·2 cites·19 claims
- 2375US6449240B1System, method and information medium for storing and reading information as a difference in a surface potential or a surface charge densityTDK CORP·Filed 2000·Granted Sep 10, 2002·10 cites·5 claims
- 2475US6438085B1Optical recording methodTDK CORP·Filed 1999·Granted Aug 20, 2002·26 cites·2 claims
- 2574US8339918B2Optical reading method and optical reading systemKIKUKAWA TAKASHI·Filed 2008·Granted Dec 25, 2012·2 cites·15 claims
- 2674US7852721B2Method for setting recording power, multilayer optical recording medium, and method for recording informationTDK CORP·Filed 2008·Granted Dec 14, 2010·2 cites·18 claims
- 2774US7796483B2Method for evaluating read stability of optical disc and information reproduction apparatusTDK CORP·Filed 2007·Granted Sep 14, 2010·2 cites·4 claims
- 2874US7733762B2Super-resolution optical recording medium and method for recording information on super-resolution optical recording mediumTDK CORP·Filed 2006·Granted Jun 8, 2010·2 cites·3 claims
- 2974US6169722B1Phase change type optical recording medium having minute length recorded marksTDK CORP·Filed 1999·Granted Jan 2, 2001·24 cites·8 claims
- 3073US8385174B2Method for evaluating read signalTDK CORP·Filed 2011·Granted Feb 26, 2013·2 cites·4 claims
- 3173US7697407B2Multilayer optical recording medium and method for recording information in multilayer optical recording mediumTDK CORP·Filed 2006·Granted Apr 13, 2010·2 cites·9 claims
- 3273US7016290B2Readout method and apparatus for optical information mediumNAT INST OF ADVANCED IND SCIEN·Filed 2002·Granted Mar 21, 2006·10 cites·18 claims
- 3372US12107631B2Transceiver deviceTDK CORP·Filed 2023·Granted Oct 1, 2024·0 cites·14 claims
- 3472US10921522B2Optical fiber member and optical fiber holderTDK CORP·Filed 2018·Granted Feb 16, 2021·2 cites·10 claims
- 3572US7791999B2Writing condition optimizing method and apparatus, and optical recording mediumTDK CORP·Filed 2006·Granted Sep 7, 2010·2 cites·8 claims
- 3670US6707549B2Molecular sensor and raman spectroscopy processTDK CORP·Filed 2002·Granted Mar 16, 2004·8 cites·21 claims
- 3769US7940634B2Multilayer optical recording medium and recording method on multilayer optical recording mediumTDK CORP·Filed 2007·Granted May 10, 2011·1 cites·5 claims
- 3868US8339908B2Optical recording-reading method and optical recording mediumINOUE MOTOHIRO·Filed 2011·Granted Dec 25, 2012·2 cites·17 claims
- 3964US12461401B2Optical device and optical systemTDK CORP·Filed 2022·Granted Nov 4, 2025·0 cites·10 claims
- 4064US12191909B2Transmission device, information terminal, communication system, and communication methodTDK CORP·Filed 2021·Granted Jan 7, 2025·0 cites·12 claims
- 4164US7859968B2Information readout method for non mask layer type optical information mediumTDK CORP·Filed 2009·Granted Dec 28, 2010·0 cites·12 claims
- 4264US2025298266A1Optical element, smart glasses, optical communication system, computer, and method for manufacturing optical elementTDK CORP·Filed 2025·Application pending·0 cites
- 4363US8081555B2Method for evaluating read signalKIKUKAWA TAKASHI·Filed 2008·Granted Dec 20, 2011·0 cites·4 claims
- 4462US12429719B2Optical modulation elementTDK CORP·Filed 2023·Granted Sep 30, 2025·0 cites·26 claims
- 4562US2025130449A1Electro-optical component and optical modulation componentTDK CORP·Filed 2024·Application pending·0 cites
- 4662US2025130448A1Electro-optical component and optical modulation componentTDK CORP·Filed 2024·Application pending·0 cites
- 4762US2025129516A1Substrate with dielectric thin film, optical waveguide component, and optical modulation componentTDK CORP·Filed 2024·Application pending·0 cites
- 4861US10799863B2Chemical sensorTDK CORP·Filed 2017·Granted Oct 13, 2020·0 cites·18 claims
- 4961US6901036B2Method and apparatus for reproducing an optical signalTDK CORP·Filed 2001·Granted May 31, 2005·4 cites·3 claims
- 5061US2025028194A1Substrate with dielectric thin film, optical waveguide element, and optical modulation elementTDK CORP·Filed 2024·Application pending·0 cites
Showing the top 50 of 127 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →