158 Utility Patents
#40 in Austin, TX
#129 in Texas
#2,035 in US
#3,540 in the World
Forward Citations = 527
Company Filing History:





Sbc Technology Resources, Inc.
4. 1 out of 74

5. 1 out of 1
At&t Intettectual Property I, L.p.
where one patent can have more than one assignee
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