Inventor · disambiguated record
Shigeki Takagawa
Also filed as: TAKAGAWA SHIGEKI
10 granted patents·1 pending application·92 citations·filing 1996–2013
82Inventor score
Top patents by PatentIndex Score
11 records- 0192US5768221AMethod of and apparatus for initializing multi-layer optical recording mediumSONY CORP·Filed 1996·Granted Jun 16, 1998·86 cites·7 claims
- 0266US7924672B2Optical-disk recording medium, playing apparatus and method for same, and recording apparatus and method for sameSONY CORP·Filed 2006·Granted Apr 12, 2011·1 cites·4 claims
- 0361US8241834B2Optical recording medium and production method therefor, and sputtering target and production method thereforYASUDA KOUICHI·Filed 2009·Granted Aug 14, 2012·1 cites·10 claims
- 0460US6999396B2Initialization method of optical recording mediumSONY CORP·Filed 2003·Granted Feb 14, 2006·4 cites·4 claims
- 0559US8206805B2Optical recording medium, and method for producing optical recording mediumKOMMA YOSHIAKI·Filed 2009·Granted Jun 26, 2012·0 cites·18 claims
- 0652US2009262640A1Optical disc manufacturing method, disc master manufacturing method, and optical discSONY CORP·Filed 2009·Application pending·0 cites
- 0751US8846173B2Optical recording medium and manufacturing method of optical recording mediumSONY CORP·Filed 2013·Granted Sep 30, 2014·0 cites·12 claims
- 0849US7972673B2Optical recording mediumSONY CORP·Filed 2006·Granted Jul 5, 2011·0 cites·6 claims
- 0945US8470429B2Optical recording mediumKUROKAWA KOTARO·Filed 2011·Granted Jun 25, 2013·0 cites·5 claims
- 1044US8465822B2Optical recording mediumKUROKAWA KOTARO·Filed 2011·Granted Jun 18, 2013·0 cites·3 claims
- 1139US8409686B2Optical recording medium and method for manufacturing the sameINOUE HIROYASU·Filed 2010·Granted Apr 2, 2013·0 cites·12 claims
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