Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
XC

Xu Chi — 5 Patents

Qualcomm: 5 patents #3,310 of 12,104Top 30%
San Diego, CA: #7,328 of 23,606 inventorsTop 35%
California: #107,996 of 386,348 inventorsTop 30%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Xu Chi has been granted 5 US patents while listed as an inventor at Qualcomm. The first was granted in 2016 and the most recent in November 2022. Xu Chi ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Xu Chi in San Diego, CA, US.

Patents per Year

Patents granted per year, 2016 to 2022Bar chart with a peak of 2 patents in 2019.peak 22016: 1 patents20162017: 1 patents20172019: 2 patents20192022: 1 patents2022

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11496138 Frequency stabilization Shunta Iguchi, Michael Naone Farias 2022-11-08 $15,064,000
10390305 Timing calibration control in extended discontinuous reception James Francis Geekie, Suyash Ranjan 2019-08-20 $20,844,000
10243569 Wireless chipset with a non-temperature compensated crystal reference Rick A. Wilcox, Daniel F. Filipovic, Chris Rosolowski 2019-03-26 $7,875,000
9749962 System and method for closed loop multimode radio system sleep clock frequency compensation Michael Naone Farias, Lalitaprasad V. Daita 2017-08-29 $6,624,000
9252782 Wireless chipset with a non-temperature compensated crystal reference Rick A. Wilcox, Daniel F. Filipovic, Chris Rosolowski 2016-02-02 $7,308,000