139 Utility Patents
#1 in Sammamish, WA
#106 in Washington
#2,677 in US
#4,719 in the World
Forward Citations = 2,739
Company Filing History:



4. 4 out of 831,952 patents
Other
5. 2 out of 13
Beijing Boe Energy Technology Co., Ltd.
where one patent can have more than one assignee
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