Grant Christiansen

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Rochester, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Disk drive that discerns the polarity of a head signal from a sync...
- Patent number 6,639,748
- Issue date Oct 28, 2003
- Western Digital Technologies, Inc.
- Grant S. Christiansen
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive employing a sync mark detector comprising a matched filt...
- Patent number 6,603,622
- Issue date Aug 5, 2003
- Western Digital Technologies, Inc.
- Grant S. Christiansen
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive for detecting a polarity error of a magnetoresistive hea...
- Patent number 6,369,969
- Issue date Apr 9, 2002
- Western Digital Technologies, Inc.
- Grant S. Christiansen
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for performing digital thermal asperity detection
- Patent number 6,049,763
- Issue date Apr 11, 2000
- International Business Machines Corporation
- Grant Stolpe Christiansen
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Method of packet corruption to halt propagation in an optical wirel...
- Publication number 20040208529
- Publication date Oct 21, 2004
- James E. Noxon
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method of preventing reflections in an optical wireless link
- Publication number 20040208611
- Publication date Oct 21, 2004
- Eric G. Oettinger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
System and method for embedding control information within an optic...
- Publication number 20020181055
- Publication date Dec 5, 2002
- Grant Christiansen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE