4 Utility and 2 Design Patents
#1 in Potterville, MI
#20,281 in Michigan
#477,635 in US
rank by utility patentsForward Citations = 55
Company Filing History:

where one patent can have more than one assignee
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#1 in Potterville, MI
#20,281 in Michigan
#477,635 in US
rank by utility patentsCompany Filing History:

Get your Inventor Badge Today