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

Stephen Au — 1 Patent in 2019

San Diego, CA: #2,006 of 4,733 inventorsTop 45%
California: #27,528 of 67,890 inventorsTop 45%
Overall (2019): #265,061 of 560,194Top 50%
1 Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10270348 Synchronous switching regulator circuit Choong-yul Cha, Dandan Li, Hung-Ming Chien, Long Bu 2019-04-23