Inventor · disambiguated record
Osamu Kawakubo
Also filed as: KAWAKUBO OSAMU
10 granted patents·1 pending application·523 citations·filing 1985–2010
91Inventor score
Files withSONY CORP11
Top patents by PatentIndex Score
11 records- 0198US6246656B1Reduced thickness of a light transmissive layer for a high density optical discSONY CORP·Filed 1998·Granted Jun 12, 2001·199 cites·40 claims
- 0295US6312780B1Optical recording mediumSONY CORP·Filed 2000·Granted Nov 6, 2001·81 cites·41 claims
- 0394US6023451AOptical recording medium and optical disk apparatusSONY CORP·Filed 1998·Granted Feb 8, 2000·101 cites·27 claims
- 0492US4771347AMagneto-optical recording systemSONY CORP·Filed 1986·Granted Sep 13, 1988·52 cites·3 claims
- 0589US5972459AOptical recording medium and optical disk apparatusSONY CORP·Filed 1998·Granted Oct 26, 1999·63 cites·20 claims
- 0668US7940606B2Signal detecting device and signal detecting methodSONY CORP·Filed 2009·Granted May 10, 2011·1 cites·15 claims
- 0758US4972337ADevice for controlling rotation of a magnet used in a magneto-optical recording systemSONY CORP·Filed 1987·Granted Nov 20, 1990·11 cites·7 claims
- 0850US4600397AMethod of producing discharge display deviceSONY CORP·Filed 1985·Granted Jul 15, 1986·7 cites·3 claims
- 0939US5923639APhase-change optical recording medium having an additive related to the writing line speedSONY CORP·Filed 1997·Granted Jul 13, 1999·4 cites·22 claims
- 1037US6418103B1Initializing a phase-changing optical recording medium using a laser including a high speed shutterSONY CORP·Filed 1999·Granted Jul 9, 2002·4 cites·12 claims
- 1137US2010177622A1Optical disk reproducing device and optical disk reproducing methodSONY CORP·Filed 2010·Application pending·0 cites
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