3 Utility and 1 Design Patents
#511 in Dayton, OH
#21,400 in Ohio
#605,476 in US
rank by utility patentsForward Citations = 91
Company Filing History:

where one patent can have more than one assignee
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#511 in Dayton, OH
#21,400 in Ohio
#605,476 in US
rank by utility patentsCompany Filing History:

Get your Inventor Badge Today