Shigang Li

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Norwalk, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and means for varying pit duty cycle and changing pit depth...
- Patent number 5,608,712
- Issue date Mar 4, 1997
- Optical Disc Corporation
- John H. Rilum
- G11 - INFORMATION STORAGE
Information Patent Grant
Waveform shaping method and apparatus for optical recording
- Patent number 5,297,129
- Issue date Mar 22, 1994
- Optical Disc Corporation
- Richard L. Wilkinson
- G11 - INFORMATION STORAGE