RK

Richard L. Khan

AT AT&T: 1 patents #552 of 1,365Top 45%
📍 San Ramon, CA: #194 of 465 inventorsTop 45%
🗺 California: #24,257 of 60,394 inventorsTop 45%
Overall (2017): #268,398 of 506,227Top 55%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9578127 Method and apparatus for call processing for SIP and ISUP interworking Chaoxin Qiu, Lillian Dannenberg 2017-02-21