Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DH

Duncan Ho — 6 Patents

Qualcomm: 5 patents #3,272 of 12,104Top 30%
San Diego, CA: #6,385 of 23,606 inventorsTop 30%
California: #93,399 of 386,348 inventorsTop 25%
Overall (All Time): #862,475 of 4,157,543Top 25%
6 Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
8126469 Method and apparatus for call setup latency reduction Ragulan Sinnarajah, Edward G. Tiedemann, Jr., Ramin Rezaiifar, Jun Wang 2012-02-28
7986674 Method and apparatus for call setup latency reduction Ragulan Sinnarajah, Edward G. Tiedemann, Jr., Ramin Rezaiifar, Jun Wang 2011-07-26
7894403 Method and apparatus for call setup latency reduction Ragulan Sinnarajah, Edward G. Tiedemann, Jr., Ramin Rezaiifar, Jun Wang 2011-02-22
7688786 Avoiding data loss and reducing registration overhead in packet networks Nischal Abrol 2010-03-30
7417976 Method and apparatus for call setup latency reduction Ragulan Sinnarajah, Edward G. Tiedemann, Jr., Ramin Rezaiifar, Jun Wang 2008-08-26
7180879 Method and apparatus for call setup latency reduction Ragulan Sinnarajah, Edward G. Tiedemann, Jr., Ramin Rezaiifar, Jun Wang 2007-02-20