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USPTO Patent Rankings Data through Sept 30, 2025
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Clifton Liu — 5 Patents

Amazon: 5 patents #3,253 of 19,158Top 20%
California: #106,790 of 386,348 inventorsTop 30%
Overall (All Time): #996,886 of 4,157,543Top 25%
5 Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9271208 Dynamic carrier switching Subram Narasimhan, Girish Bansilal Bajaj, Siva Rama Kumar Somayajula, Varadarajan Gopalakrishnan 2016-02-23
9020479 Single version of a user device modem for use with different wireless carriers Siva Rama Kumar Somayajula, Kenneth Paul Kiraly, Varadarajan Gopalakrishnan, Jay Praful Desai, Subram Narasimhan 2015-04-28
8965366 World SIM Siva Rama Kumar Somayajula, Kenneth Paul Kiraly, Varadarajan Gopalakrishnan, Jay Praful Desai, Subram Narasimhan 2015-02-24
8626165 Dynamic carrier switching Subram Narasimhan, Girish Bansilal Bajaj, Siva Rama Kumar Somayajula, Varadarajan Gopalakrishnan 2014-01-07
8452995 Universal serial bus low power idle mode Manish Lachwani, Kenneth Paul Kiraly, David Berbessou 2013-05-28