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Donald S. Butler
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Cupertino, CA, US
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last 30 patents
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Patent Grant
Reduced television display flicker and perceived line structure wit...
Patent number
RE40074
Issue date
Feb 19, 2008
Genesis Microchip Inc.
Donald S. Butler
348 - Television
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Patent Grant
Reduced television display flicker and perceived line structure wit...
Patent number
6,597,402
Issue date
Jul 22, 2003
Sage, Inc.
Donald S. Butler
H04 - ELECTRIC COMMUNICATION TECHNIQUE