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

Dafeng Ou — 1 Patent in 2021

Meta: 1 patents #727 of 2,016Top 40%
San Leandro, CA: #29 of 70 inventorsTop 45%
California: #26,007 of 66,859 inventorsTop 40%
Overall (2021): #480,918 of 548,734Top 90%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11115363 Utilizing encrypted ephemeral messages to modify ephemeral message duration settings Santiago Pina Ros, Jimmy Enrico Jacques Holzer, Shalini Sah, Elton Kyin-Fong Leong, Christopher Luc +2 more 2021-09-07