Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
WC

Wei-Chung Chao

Overall (2017): #201,384 of 506,227Top 40%
1 Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9689465 Dual rotary cam structure Yoshihisa Osawa 2017-06-27