191 Utility and 1 Design Patents
#1 in Lake Oswego, OR
#45 in Oregon
#1,355 in US
#2,330 in the World
rank by utility patentsForward Citations = 5,137
Company Filing History:



4. 5 out of 9
Polystor Corporation
5. 3 out of 3,975

where one patent can have more than one assignee
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