58 Utility and 1 Design Patents
#1 in Whitmore Lake, MI
#512 in Michigan
#15,581 in US
#29,270 in the World
rank by utility patentsForward Citations = 464
Company Filing History:



4. 7 out of 41

5. 2 out of 274
Hoover Universal, Inc.
where one patent can have more than one assignee
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