Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Taoyuan, TW ranks #47 worldwide for total patents filed in 2021, with 2,198 patents from 1,146 inventors. Leading employers of inventors based in Taoyuan, TW include Tdk Taiwan, TSMC, Delta Electronics.

Showing 1–50 of 1,146 inventors

Rank Inventor Primary Company Patents
1 Chao-Chang Hu Tdk Taiwan 42
2 Sin-Jhong SONG Tdk Taiwan 34
3 Chih-Wei Weng Tdk Taiwan 26
#4 Kuo-Chung Yee TSMC 23
#5 An-Jhih Su TSMC 17
#6 Da Jin Delta Electronics 16
#6 Chao-Jung Chen Quanta Computer 16
#8 Yahong Xiong Delta Electronics 15
#8 Hsih-Yang Chiu Nanya Technology 15
#10 Qinghua Su Delta Electronics 14
#10 Jinfa Zhang Delta Electronics (Shanghai) Co. 14
#12 Kuo-Chun Kao Tdk Taiwan 12
#13 Tzuan-Horng Liu TSMC 11
#13 Chun Chang Quanta Computer 11
#15 Tsung-Hsun Wu Qisda 10
#15 Yu-Nien Huang Quanta Computer 10
#15 Tien-I Bao TSMC 10
#15 Chin-Szu Lee TSMC 10
#15 Liang-Ting Ho Tdk Taiwan 10
#15 Jung-Wen Chang Quanta Computer 10
#21 Gwo-Chyuan Chen Quanta Computer 9
#21 Yaw-Tzorng Tsorng Quanta Computer 9
#23 Da-Jung Chen Cyntec Co. 8
#23 Yi-jun Lin Global Graphene Group 8
#23 Hsin-Chieh Huang TSMC 8
#23 Shou-Jen LIU Tdk Taiwan 8
#23 Chin-Hung Hsu Novatek Microelectronics 8
#23 Shang-Chih Hsieh TSMC 8
#23 Chung-Yi Wang Egis Technology 8
#23 Li-Hsun Chang Htc 8
#31 Szu-Nan Yang Prologium Holding 7
#31 Tsung-Liang Hung Asian Power Devices 7
#31 Chia-Ching Huang Vanguard International Semiconductor 7
#31 Yi-Ho CHEN Tdk Taiwan 7
#31 Kai-Chieh Hsieh Chunghwa Precision Test Tech. Co. 7
#36 Kuan-Hsien Lee Quanta Computer 6
#36 I-Fen Shih Gogoro 6
#36 Chia-Ching Lee TSMC 6
#36 Ying-Cong Deng Quanta Computer 6
#36 Chao-Hsun Wang TSMC 6
#36 Kuan-Jung Hung HP 6
#36 Kun-Shih LIN Tdk Taiwan 6
#36 Chung-Hung Lo Quanta Computer 6
#36 Chin-Lung Tsai Quanta Computer 6
#36 Yi-Ren Chen TSMC 6
#36 Yeu-Torng Yau Asian Power Devices 6
#36 Tsung-Ta Li Quanta Computer 6
#36 Yi-Hsin Nieh Tdk Taiwan 6
#36 Hsiao-Kuan Wei TSMC 6
#36 Yi-Ling Tseng Quanta Computer 6