Company Badge
USPTO Data Jan 1 1976 - Oct 6 2026
10 Patents
#350 in Chicago, IL
#1,440 in Illinois
#29,839 in US
#55,986 in the World
Graymills Corporation
Forward Citations = 186
11 inventors:
Chicago, IL, United States of America
Graymills Corporation
% Expired Patents = 10.0
Trademarks = 5
Forward Citations = 186
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11 inventors (with patents filed for the assignee):
Gerald N Shields (4 out of 5 patents)
Kenneth R Luedtke (4 out of 4 patents)
Timothy E Owens (2 out of 2 patents)
4. Gregg Eugene Johnson (1 out of 2 patents)
5. Richard M Soble (1 out of 2 patents)
6. Ronald L Blaul (1 out of 5 patents)
7. Brian Kent (1 out of 1 patent)
8. Craig J Shields (1 out of 1 patent)
9. Gary Pritchard (1 out of 1 patent)
10. Edward M Wetherby (1 out of 1 patent)
11. Robert E Schmalz, Jr (1 out of 1 patent)
10 patents:
Graymills Corporation is a leading manufacturer of industrial pumps and parts cleaning equipment, serving various industries such as automotive, aerospace, and printing. With over 80 years of experience, Graymills is known for its high-quality products and exceptional customer service.
Profile summary based on public USPTO records.
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Please report any incorrect information to [email protected]
Please report any incorrect information to [email protected]