57 Utility Patents
#20 in Oakland, CA
#5,219 in California
#16,125 in US
#30,260 in the World
Forward Citations = 2,692
Company Filing History:


Cierra, Inc.
4. 3 out of 168
Heartport, Inc.
5. 2 out of 8,733
Medtronic, Inc.
where one patent can have more than one assignee
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