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USPTO Patent Rankings Data through Dec 31, 2025
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Tainan, TW All Time

29,729 patents  ·  4,566 inventors

Ranked #81 of 112,640 cities Top 1%

Tainan, TW ranks #81 worldwide for total patents filed all time, with 29,729 patents from 4,566 inventors. Leading employers of inventors based in Tainan, TW include Coplus, TSMC, Litek Enterprise Co..

Showing 1–50 of 4,566 inventors

Rank Inventor Primary Company Patents
1 Po-Hua Wu Coplus 307
2 Kuo-Cheng Lee TSMC 216
3 Ching-Tsung Lai Litek Enterprise Co. 201
#4 Kei-Wei Chen TSMC 195
#5 Chih-Sheng Chang TSMC 186
#6 Shiu-Ko JangJian TSMC 160
#7 Chia-Ta Hsieh TSMC 150
#8 Feng-Yi Chang United Microelectronics 141
#9 En-Chiuan Liou United Microelectronics 138
#10 Hsin-Chi Chen TSMC 134
#11 Chun-Hao Chou TSMC 133
#12 Cheng-Hsien Chou TSMC 131
#13 Po-Hsiang Huang TSMC 130
#14 Yu-Chu Lin TSMC 123
#15 Ming-Che Ho TSMC 114
#16 Yu-Ren Wang United Microelectronics 111
#16 Wen-Hsiung Lu TSMC 111
#16 Chih-Ming Chang Au Optronics 111
#19 Yaw-Guang Chang Himax Technologies Limited 107
#20 Shyh-Fann Ting TSMC 103
#21 Ching-Wen Hung United Microelectronics 102
#22 Tsung-Ding Wang TSMC 101
#23 Ling-Sung Wang TSMC 100
#24 Chun-Yi Wu Xiamen Sanan Optoelectronics Technology Co. 96
#25 Wen-Chun Huang TSMC 94
#26 Chin-Cheng Chien United Microelectronics 92
#27 Wen-Sheng Lin Zhuhai Shichang Metals 91
#28 Sheng-Chau Chen TSMC 89
#29 Ching-Hung Kao United Microelectronics 88
#29 Shih-Hung Tsai United Microelectronics 88
#31 Chih-Kai Hsu United Microelectronics 85
#32 Shun-Tien Yang All-Logic Int. Co. 84
#32 Shih Pei Chou TSMC 84
#32 Chin-Fu Lin United Microelectronics 84
#32 Biing-Seng Wu Prilit Optronics 84
#36 Tung-Hua Su — 83
#36 Volume Chien TSMC 83
#36 Chun-Chieh Chuang TSMC 83
#39 Yu-Hsiang Hung United Microelectronics 80
#40 Hsun-Ying Huang TSMC 79
#41 Yung-Lung Hsu TSMC 78
#42 Shih-Fang Tzou United Microelectronics 77
#43 Hong Ming Hsu Eagle Eyes Traffic Ind. Co. 76
#44 Chi-Cheng Hung TSMC 75
#44 Yu-Hung Cheng TSMC 75
#44 Shih-Ling Hsu — 75
#47 Ching-Hwanq Su TSMC 73
#47 Chia-Sheng Lin Xintec 73
#49 Jiunn-Hsiung Liao United Microelectronics 72
#50 Chen-Ming Huang TSMC 71

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