Inventor · disambiguated record
Tomiji Tanaka
Also filed as: TANAKA TOMIJI
25 granted patents·7 pending applications·233 citations·filing 1984–2013
95Inventor score
Top patents by PatentIndex Score
32 records- 0192US7502151B2Holographic recording and reconstructing apparatus and methodSONY CORP·Filed 2006·Granted Mar 10, 2009·16 cites·11 claims
- 0290US4878132AThermomagnetic recording method applying power modulated laser on a magnetically coupled multi-layer structure of perpendicular anisotropy magnetic filmSONY CORP·Filed 1988·Granted Oct 31, 1989·43 cites·6 claims
- 0388US6487164B1Optical recording medium capable of assuring sufficient levels of signals required for reading/writing data, and stamper for manufacture of the sameSONY CORP·Filed 2000·Granted Nov 26, 2002·27 cites·2 claims
- 0482US4670356AMagneto-optical recording medium and method of making sameSONY CORP·Filed 1985·Granted Jun 2, 1987·40 cites·10 claims
- 0581US4955007AThermomagnetic recording method applying power modulated laser on a magnetically coupled double layer structure of perpendicular anisotropy filmSONY CORP·Filed 1987·Granted Sep 4, 1990·26 cites·5 claims
- 0679US4576699AMagneto-optical recording medium and method of making sameSONY CORP·Filed 1984·Granted Mar 18, 1986·30 cites·4 claims
- 0778US7889407B2Method for producing a duplicate hologram recording medium, apparatus for producing a duplication master, apparatus for producing a duplicate hologram recording medium, and duplication masterSONY CORP·Filed 2007·Granted Feb 15, 2011·4 cites·9 claims
- 0878US7808876B2Hologram recording/reconstructing apparatusSONY CORP·Filed 2008·Granted Oct 5, 2010·5 cites·9 claims
- 0975US8130620B2Hologram recording/reproducing device, method thereof, and holographic recording mediumTANAKA TOMIJI·Filed 2009·Granted Mar 6, 2012·3 cites·8 claims
- 1075US7236442B2Holographic recording/reproducing apparatus and reproducing apparatus for holographically recorded informationSONY CORP·Filed 2003·Granted Jun 26, 2007·11 cites·8 claims
- 1174US8194517B2Hologram recording and reproducing device and method for recording hologramOKADA HITOSHI·Filed 2011·Granted Jun 5, 2012·3 cites·4 claims
- 1272US7366221B2Laser apparatus and method of driving diffraction gratingSONY CORP·Filed 2006·Granted Apr 29, 2008·4 cites·2 claims
- 1368US7580433B2Laser systemSONY CORP·Filed 2007·Granted Aug 25, 2009·4 cites·6 claims
- 1467US6934244B2Optical recording medium and stamper for manufacturing the sameSONY CORP·Filed 2002·Granted Aug 23, 2005·6 cites·6 claims
- 1565US8416480B2Hologram reproducing apparatus, hologram reproducing method, and phase modulating elementTANAKA TOMIJI·Filed 2008·Granted Apr 9, 2013·2 cites·7 claims
- 1661US7969846B2Hologram recording and reproducing device and method for recording hologramSONY CORP·Filed 2009·Granted Jun 28, 2011·0 cites·4 claims
- 1760US7085028B2Hologram recording apparatus, hologram recording method, and hologram recording mediumSONY CORP·Filed 2003·Granted Aug 1, 2006·4 cites·8 claims
- 1854US7310173B2Hologram recording method, hologram recording reproduction method, hologram recording device, hologram recording/reproduction device and hologram reproduction deviceSONY CORP·Filed 2003·Granted Dec 18, 2007·2 cites·3 claims
- 1954US2009316239A1Recording apparatus and recording methodSONY CORP·Filed 2009·Application pending·0 cites
- 2054US2009323481A1Drive apparatus and track jump methodSONY CORP·Filed 2009·Application pending·0 cites
- 2151US7729400B2External cavity type semiconductor laserSONY CORP·Filed 2004·Granted Jun 1, 2010·2 cites·15 claims
- 2250US7426222B2Laser apparatusSONY CORP·Filed 2006·Granted Sep 16, 2008·1 cites·26 claims
- 2347US8134765B2Hologram recording and reconstruction apparatusTOISHI MITSURU·Filed 2007·Granted Mar 13, 2012·0 cites·6 claims
- 2446US8774895B2Electroencephalographic headsetWADA SEIJI·Filed 2012·Granted Jul 8, 2014·0 cites·5 claims
- 2544US2007146838A1Hologram recording device, hologram reproductive device, hologram recording method, hologram reproduction method, and hologram recording mediumSONY CORP·Filed 2005·Application pending·0 cites
- 2644US2013324826A1Biological signal measurement apparatus, biological signal measurement equipment, and biological signal measurement apparatus setSONY CORP·Filed 2013·Application pending·0 cites
- 2742US7570678B2Wavelength determining apparatus, wavelength determining method, semiconductor laser controlling apparatus, and semiconductor laser controlling methodSONY CORP·Filed 2005·Granted Aug 4, 2009·0 cites·14 claims
- 2841US2013053720A1Information processor and processing method, program and recording mediaSAKAGUCHI TATSUMI·Filed 2012·Application pending·0 cites
- 2941US2007036185A1Laser systemSONY CORP·Filed 2004·Application pending·0 cites
- 3040US7110328B2Recording and reproducing apparatus for recording and reproducing information to and from a magneto-optical storage mediumSONY CORP·Filed 2003·Granted Sep 19, 2006·0 cites·10 claims
- 3138US7065023B2Light spot advancing direction judging device and method, optical head device control device and method, and optical disk recording/reproducing deviceSONY CORP·Filed 2002·Granted Jun 20, 2006·0 cites·30 claims
- 3238US2004187145A1Magnet-optical diskFiled 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →