Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–6 of 6 inventors

Rank Inventor Primary Company Patents
1 Chi Wah Leung Simatelex Manufactory Co. 3
2 Tat Cheong Kwok Kwok'S Brother Manufacturing Limited 2
2 Sing-Yuen Chong 2
#4 Yuen-Ming Lam Goldmaster Development Limited 1
#4 Yu Tak Ming 1
#4 Cliff Wai Keung Tse Wah Hing Toys Development Co. 1