Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Lianyungang, CN ranks #4,988 worldwide for total patents filed all time, with 536 patents from 130 inventors. Leading employers of inventors based in Lianyungang, CN include Chia Tai Tianqing Pharmaceutical Group Co., Jiangsu Hengrui Medicine Co., Aktiebolaget Skf.

Showing 1–50 of 130 inventors

Rank Inventor Primary Company Patents
1 Xiquan Zhang Chia Tai Tianqing Pharmaceutical Group Co. 46
2 Piaoyang Sun Jiangsu Hengrui Medicine Co. 43
3 Hongjiang Xu Chia Tai Tianqing Pharmaceutical Group Co. 29
#4 Hongyu Yang Aktiebolaget Skf 23
#5 Meng Guo Chia Tai Tianqing Pharmaceutical Group Co. 17
#5 Xueliang Wang Jing-Jin Electric Technologies Co. 17
#7 Aiming Zhang Chia Tai Tianqing Pharmaceutical Group Co. 15
#8 Shanchun Wang Chia Tai Tianqing Pharmaceutical Group Co. 14
#9 Yanlong Liu Chia Tai Tianqing Pharmaceutical Group Co. 12
#10 Hui Wang Chia Tai Tianqing Pharmaceutical Group Co. 11
#10 Xunqiang Wang Chia Tai Tianqing Pharmaceutical Group Co. 11
#12 Jiahui Cai Zhuhai Bojay Electronics Co. 10
#13 Yin Lu Nanjing University Of Posts And Telecommunications 9
#13 Yinsheng Zhang Chia Tai Tianqing Pharmaceutical Group Co. 9
#13 Song Tang Centaurus Biopharma Co. 9
#13 Hongying Zhang Futurewei Technologies 9
#17 Ping Dong Chia Tai Tianqing Pharmaceutical Group Co. 8
#17 Feng Gong No.59 Institute Of China Ordnance Industry 8
#19 Xiaojin Wang Chia Tai Tianqing Pharmaceutical Group Co. 7
#20 Heng Gao Sichuan University 6
#20 Kai Cao Chia Tai Tianqing Pharmaceutical Group Co. 6
#20 Yizhong Zhu Chia Tai Tianqing Pharmaceutical Group Co. 6
#20 Hai Jiang Chia Tai Tianqing Pharmaceutical Group Co. 6
#24 Siyuan Tang Central South University 5
#24 Wenfa Wang Fujian Sanan Sino-Science Photobiotech Co. 5
#24 Zhi Cheng Hisense Visual Technology Co. 5
#24 Wangwei Ao Chia Tai Tianqing Pharmaceutical Group Co. 5
#24 Xingdong Cheng Chia Tai Tianqing Pharmaceutical Group Co. 5
#24 Hubo Wang Chia Tai Tianqing Pharmaceutical Group Co. 5
#24 Jie Ni Chia Tai Tianqing Pharmaceutical Group Co. 5
#24 Zhilin Chen Centaurus Biopharma Co. 5
#24 Hongmei Gu Chia Tai Tianqing Pharmaceutical Group Co. 5
#33 Mingtong Hu Chia Tai Tianqing Pharmaceutical Group Co. 4
#33 Xinlu Li Chia Tai Tianqing Pharmaceutical Group Co. 4
#33 Tianxiao Zhao Chia Tai Tianqing Pharmaceutical Group Co. 4
#33 Nijun Wei Analog Devices International Unlimited 4
#33 Kaihong Yuan Jiangsu Hengrui Medicine Co. 4
#33 Jianfang Zhou 4
#33 Xushi Liu Chia Tai Tianqing Pharmaceutical Group Co. 4
#33 Shang Wang Chia Tai Tianqing Pharmaceutical Group Co. 4
#33 Yongzhi Cheng 4
#42 Changhui Li Chia Tai Tianqing Pharmaceutical Group Co. 3
#42 Xiongxiong He Chia Tai Tianqing Pharmaceutical Group Co. 3
#42 Hangzhou Shen Chia Tai Tianqing Pharmaceutical Group Co. 3
#42 Yi Xu Chia Tai Tianqing Pharmaceutical Group Co. 3
#42 Huadong Yao Chia Tai Tianqing Pharmaceutical Group Co. 3
#42 Ticong Huang Centaurus Biopharma Co. 3
#42 Shi-Xuan Chen Solid State Storage Technology 3
#49 Xin-Sheng Lei Medivir Ab 2
#49 Junwang Wang 2