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David Norman Ruff
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Sherwood, OR, US
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Patents Grants
last 30 patents
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Patent Grant
Materials and methods to produce desired image drum surface topogra...
Patent number
8,256,886
Issue date
Sep 4, 2012
Xerox Corporation
Sean W. Harris
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Moveable sensor array and method of detecting location of calibrati...
Patent number
8,052,244
Issue date
Nov 8, 2011
Xerox Corporation
David Norman Ruff
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
MATERIALS AND METHODS TO PRODUCE DESIRED IMAGE DRUM SURFACE TOPOGRA...
Publication number
20120013691
Publication date
Jan 19, 2012
Xerox Corporation
Sean W. HARRIS
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
Moveable Sensor Array and Method of Detecting Location of Calibrati...
Publication number
20100219328
Publication date
Sep 2, 2010
Xerox Corporation
David Norman Ruff
H01 - BASIC ELECTRIC ELEMENTS