Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–50 of 57 inventors

Rank Inventor Primary Company Patents
1 Baojun Zhang Petrochina Company Limited 8
2 Xiuhui Wang Petrochina Company Limited 4
2 Buwei Yu Petrochina Company Limited 4
2 Fuling Huang Petrochina Company Limited 4
2 Quanguo Zhang Petrochina Company Limited 4
#6 Shukun Sun Petrochina Company Limited 3
#6 Deshun Zhang Petrochina Company Limited 3
#6 Xuemei Han Petrochina Company Limited 3
#6 Tan Zhao Petrochina Company Limited 3
#6 Guojia Zhang Petrochina Company Limited 3
#6 Xianjun Wu Petrochina Company Limited 3
#6 Sheng Hu Petrochina Company Limited 3
#6 Hongling Chu Petrochina Company Limited 3
#6 Huiling Zhang Shanghai Green Valley Pharmaceutical Co. 3
#6 Jiabo Qu Petrochina Company Limited 3
#6 Baohui Wang Beijing Baidu Netcom Science Technology Co. 3
#17 Minghan Li Jm Industries Group 2
#17 Dongqing Wang Jiangsu University 2
#17 Xinmiao Wang Petrochina Company Limited 2
#17 Qingquan Xu Northeast Institute Of Geography And Agroecology, Chinese Academy Of Sciences 2
#17 Shanbin Gao Petrochina Company Limited 2
#17 Yuhe YANG Petrochina Company Limited 2
#17 Xinglong Liu Realtek Semiconductor 2
#17 Yuxiao Feng Petrochina Company Limited 2
#17 Xiuting Han Petrochina Company Limited 2
#17 Yanji Zhu Northeast Petroleum University 2
#17 Chijia Wang Northeast Petroleum University 2
#17 Rong Zhong Petrochina Company Limited 2
#29 Huitong Ma 1
#29 Duoshan Liu 1
#29 Jingying Zhao Petrochina Company Limited 1
#29 Jinxian Jiang Petrochina Company Limited 1
#29 Xingdong Yu Beijing Huamei 1
#29 Yuanzhi Ma 1
#29 Yonggui Liu Beijing Huamei 1
#29 Chongjiang Lv Northeast Petroleum University 1
#29 Zhong Cheng Ge 1
#29 Huanzhong Dong Petrochina Company Limited 1
#29 Youmei Xu Petrochina Company Limited 1
#29 Aiguo Mo Petrochina Company Limited 1
#29 Gongchen Yan Petrochina Company Limited 1
#29 Dongmei Niu Petrochina Company Limited 1
#29 Zhonghua Yang Petrochina Company Limited 1
#29 Zhiyuan Song 1
#29 Guiyue Guo Petrochina Company Limited 1
#29 Liu Wang Northeast Petroleum University 1
#29 Xiguang Zhang Northeast Petroleum University 1
#29 Long Ren Petrochina Company Limited 1
#29 Xiaomei LANG Petrochina Company Limited 1
#29 Linmei Wu Petrochina Company Limited 1