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

41,339 patents  ·  7,415 inventors

Ranked #56 of 112,640 cities Top 1%

Taichung, TW ranks #56 worldwide for total patents filed all time, with 41,339 patents from 7,415 inventors. Leading employers of inventors based in Taichung, TW include Largan Precision Co., TSMC, Ability Opto-Electronics Technology Co..

Showing 1–50 of 7,415 inventors

Rank Inventor Primary Company Patents
1 Hsin-Hsuan Huang Largan Precision Co. 431
2 Ming-Fa Chen TSMC 425
3 Ming-Ta Chou Largan Precision Co. 379
#4 Yeong-Ming Chang Ability Opto-Electronics Technology Co. 342
#5 Chih-Ching Hsieh Kabo Tool 327
#6 Yeur-Luen Tu TSMC 246
#7 Yao-Wei Liu Ability Opto-Electronics Technology Co. 233
#8 Chuei-Tang Wang TSMC 219
#9 Kiosky Chung Acewill 218
#10 Chien-Hsun Lai Ability Opto-Electronics Technology Co. 215
#11 Bobby Hu Unknown 204
#12 Yen-Yu Chen TSMC 200
#13 Tsong-Yow Lin Cheng Sung Industrial Co. 183
#14 Cheng-Wei Su Hong Ann Tool Industries Co. 170
#14 Leao Wang Greenmaster Industrial 170
#16 Nai-Yuan Tang Ability Opto-Electronics Technology Co. 168
#17 Hsiang-Chi Tang Largan Precision Co. 156
#18 Wen-Sung Lee — 144
#19 Hun-Jan Tao TSMC 142
#20 Han-Ping Pu TSMC 138
#21 Wen-Chun Wang Wintek 115
#22 Po-Yu Chen Sheen World Technology 113
#23 Chun-Che Hsueh Largan Precision Co. 110
#24 Shih-Han Chen Genius Electronic Optical Co. 108
#25 Louis Chuang — 107
#26 Chun-Yen Chen Largan Precision Co. 100
#27 Chen-Chung Hsu United Microelectronics 99
#28 Keen Hsu Bright Yin Huey Co. 96
#29 Hsin-Ming Huang Grand Mate Co. 95
#30 Chin-Ying Huang Grand Mate Co. 94
#30 Tsun-Chi Liao Hwa Shin Musical Instrument Co. 94
#30 Yen-Ting Chen TSMC 94
#30 Chih-Ching Hsien — 94
#34 Jui-Chien Kao Tai E International Patent And Law Office 93
#35 Hsing-Hsiung Huang Grand Mate Co. 91
#36 Yu-Hsuan Lin Macronix International Co. 88
#37 Chien-Kuo Chang TSMC 87
#37 Chun-Shan Chen Largan Precision Co. 87
#39 Te-Sheng TSENG Largan Digital Co. 86
#40 Kuan-Ming Chen Largan Precision Co. 82
#41 Lopin Wang Beto Engineering & Marketing Co. 81
#42 Hsiu-Man Yu Chen Unknown 80
#42 Cheng-Feng Lin Largan Precision Co. 80
#42 Jong Sik Paek Amkor Technology 80
#45 Chih-Ming Huang Siliconware Precision Industries Co. 79
#46 Yen-Jen Yeh Grand Mate Co. 75
#47 Po-Lun Hsu Largan Precision Co. 74
#47 Chiting Cheng TSMC 74
#47 Chin-Jui Hung Modernsolid Industrial Co. 74
#50 Yu-Chia Huang Innolux 73

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