Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Kaiping, CN ranks #9,911 worldwide for total patents filed in 2021, with 8 patents from 4 inventors.

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Yanzhang Zhen 4
2 Shufa Liang 2
3 Zhang Xinrui 1
3 Di Tian KUANG 1