Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–3 of 3 inventors

Rank Inventor Primary Company Patents
1 Shifeng Xu Hefei Xinsheng Optoelectronics Technology Co. 3
2 Shijun Liu Shandong University 1
2 Shengkun Wang Qiqihar Railway Rolling Stock Co. 1