21 Utility and 3 Design Patents
#29 in Bethlehem, PA
#2,651 in Pennsylvania
#80,194 in US
#157,673 in the World
rank by utility patentsForward Citations = 200
Company Filing History:


Other
4. 1 out of 233

5. 1 out of 1
;beijing Wenhaiyang Industry Trading Co., Ltd.
where one patent can have more than one assignee
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