Assignee
SONY DISC TECHNOLOGY INC
JP·8 granted patents·83 citations·filing 1995–2003
Top patents by PatentIndex Score
8 records- 0170US7177264B2Optical recording medium, manufacturing method thereof, optical recording method, optical reproduction method, optical recording device, optical reproduction device and optical recording/reproduction deviceSONY DISC TECHNOLOGY INC·Filed 2003·Granted Feb 13, 2007·8 cites·16 claims
- 0265US5778911ALiquid supplying apparatusSONY DISC TECHNOLOGY INC·Filed 1995·Granted Jul 14, 1998·32 cites·14 claims
- 0358US6841103B2Injection molding apparatus and methodSONY DISC TECHNOLOGY INC·Filed 2001·Granted Jan 11, 2005·3 cites·6 claims
- 0455US6698570B2Object conveying deviceSONY DISC TECHNOLOGY INC·Filed 2002·Granted Mar 2, 2004·2 cites·6 claims
- 0552US6541748B1Optical disk checkup/measuring apparatusSONY DISC TECHNOLOGY INC·Filed 2000·Granted Apr 1, 2003·2 cites·3 claims
- 0652US5646415AApparatus for detecting a defect of an optical disc based on sensor outputs for adjacent positionsSONY DISC TECHNOLOGY INC·Filed 1995·Granted Jul 8, 1997·15 cites·5 claims
- 0742US5840395AOptical information recording medium and method for producing sameSONY DISC TECHNOLOGY INC·Filed 1995·Granted Nov 24, 1998·15 cites·5 claims
- 0833US6159350AMagnetron sputtering apparatus and maskSONY DISC TECHNOLOGY INC·Filed 1995·Granted Dec 12, 2000·6 cites·4 claims
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