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Patents Grantslast 30 patents

Information Patent Grant
Determining storage media substrate material type
- Patent number 9,082,447
- Issue date Jul 14, 2015
- WD Media, LLC
- G11 - INFORMATION STORAGE
Information Patent Grant
Device for writing and/or reading optical recording medium of vario...
- Patent number 6,285,641
- Issue date Sep 4, 2001
- Deutsche Thomson-Brandt GmbH
- Lieu Kim Dang
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording method, optical recording apparatus and optical r...
- Patent number 5,822,287
- Issue date Oct 13, 1998
- Sony Corporation
- Shigeo Kubota
- G11 - INFORMATION STORAGE
Information Patent Grant
1669128
- Patent number 1,669,128
- Issue date May 8, 1928
- G11 - INFORMATION STORAGE