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

Jisun RYU — 3 Patents

Qualcomm: 3 patents #4,553 of 12,104Top 40%
Marlborough, MA: #320 of 796 inventorsTop 45%
Massachusetts: #33,867 of 88,656 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Jisun RYU has been granted 3 US patents while listed as an inventor at Qualcomm. The first was granted in 2019 and the most recent in November 2022. Jisun RYU ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Jisun RYU in Marlborough, MA, US.

Patents per Year

Patents granted per year, 2019 to 2022Bar chart with a peak of 1 patents in 2019.peak 12019: 1 patents20192021: 1 patents20212022: 1 patents2022

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11509269 Radio frequency (RF) amplifier bias circuit Yan Kit Gary Hau, Guoqing Fu, Xinwei Wang, Xiangdong Zhang, Chenliang Du 2022-11-22 $15,016,000
10979002 Current-limiting circuit for a power amplifier Jing-Hwa Chen, Yan Kit Gary Hau, Yanjie Sun, Xinwei Wang, Xiangdong Zhang 2021-04-13 $36,805,000
10381988 Methods and apparatuses for ruggedizing a power amplifier against breakdown using harmonic tuning Yanjie Sun, Jing-Hwa Chen, Zhenying Luo, Yan Kit Gary Hau, Ashwin Duggal +4 more 2019-08-13 $16,216,000