49 Utility and 11 Design Patents
#25 in Plymouth, MN
#765 in Minnesota
#21,006 in US
#39,366 in the World
rank by utility patentsForward Citations = 1,048
Company Filing History:
Hansen Engine Corporation
Electromed, Inc.
Other
4. 3 out of 5
Woodshed Technologies, Inc.
5. 2 out of 5
Minnesota American, Inc.
where one patent can have more than one assignee
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