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

Joan Ouyang — 3 Patents

Microsoft: 3 patents #13,486 of 40,388Top 35%
Redmond, WA: #3,570 of 8,547 inventorsTop 45%
Washington: #28,186 of 76,902 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Joan Ouyang has been granted 3 US patents while listed as an inventor at Microsoft. The first was granted in 2018 and the most recent in January 2022. Joan Ouyang ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Joan Ouyang in Redmond, WA, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11223539 Activity-and dependency-based service quality monitoring Chinna Babu Polinati, Purushottam Amradkar, Arne Lynn Gaenz, Edward Ministerio Sarausad, Christine Jefson 2022-01-11 $264,033,000
10708148 Activity-and dependency-based service quality monitoring Chinna Babu Polinati, Purushottam Amradkar, Arne Lynn Gaenz, Edward Ministerio Sarausad, Christine Jefson 2020-07-07 $159,510,000
9912668 Enhancing user experience relative to peripheral devices Yi He, Naji S. Shafi, Alain Michaud, Heng Huang 2018-03-06 $61,110,000