For the Inventor, By the Inventor

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Spokane, WA, United States of America

Amrplus Partners

USPTO Granted Patents = 2

Forward Citations = 6

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4 inventors (with patents filed for the assignee):

Mark K Cornwall (2 out of 60 patents)

Karen M Owens (2 out of 2 patents)

John E Buffington (2 out of 2 patents)

4. Keith Grateful (2 out of 2 patents)

2 patents: Sort by Forward Citations

1. 5410246 - Method for detection of a marked element in proximity to a sensor (1995-04-25),

2. 5130641 - Eddy wheel edge sensor (1992-07-14),

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USPTO Data Jan 1 1976 - Dec 23 2025

2 Patents

#88 in Spokane, WA

#2,262 in Washington

#92,558 in US

Spokane, WA, United States of America

Amrplus Partners

Forward Citations = 6

4 inventors:

Mark K Cornwall (2 out of 60 patents)

Karen M Owens (2 out of 2 patents)

John E Buffington (2 out of 2 patents)

4. Keith Grateful (2 out of 2 patents)

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