10 Utility and 89 Design Patents
#1 in Saint Paul, MN
#5 in Minnesota
#407 in US
#650 in the World
rank by design patentsForward Citations = 1,733
Company Filing History:
Drag Specialties, Inc.

Princeton Industries Corporation
4. 4 out of 650

5. 2 out of 15
Safco Products Company
where one patent can have more than one assignee
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