43 Utility Patents
#54 in Los Altos Hills, CA
#8,369 in California
#26,520 in US
#50,209 in the World
Forward Citations = 3,444
Company Filing History:

Viviana Research LLC
Simple Devices
4. 6 out of 82
Callahan Cellular L.l.c.
5. 4 out of 832,398 patents
Other
where one patent can have more than one assignee
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