27 Utility and 2 Design Patents
#137 in Woodbury, MN
#1,979 in Minnesota
#56,168 in US
#109,187 in the World
rank by utility patentsForward Citations = 560
Company Filing History:



4. 1 out of 832,812 patents
Other
5. 1 out of 295

where one patent can have more than one assignee
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