Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Chiayi, TW ranks #1,639 worldwide for total patents filed in 2021, with 82 patents from 50 inventors. Leading employers of inventors based in Chiayi, TW include TSMC, Mediatek, Utechzone Co..

Showing 1–50 of 50 inventors

Rank Inventor Primary Company Patents
1 Min-Feng Kao TSMC 9
2 Kuo-Chin Chang TSMC 5
3 Nien-Fang Wu TSMC 4
3 Tung-Hsing Wu Mediatek 4
#5 Ming-Tang Hsu Utechzone Co. 3
#5 Ting-Ying Shen United Microelectronics 3
#5 Kuan-Hui Li Silicon Motion 3
#5 Hsin-Yao Wang Chang Gung University 3
#9 Yu-Hsiang Liu ITRI 2
#9 TSUN-YUAN HUANG Luminescence Technology 2
#9 Hsun-Yuan Li National Chung Cheng University 2
#9 Chia-Wen Hsieh Acer Incorporated 2
#9 Hau-Yi Hsiao TSMC 2
#9 Yi-Da Tsai TSMC 2
#15 Jeng-Yu Tsai ITRI 1
#15 Chien-Ho Lin Contour Optik 1
#15 Hsien-Yu Chang TSMC 1
#15 Chun-Liang Lai TSMC 1
#15 Chung-Long Chang TSMC 1
#15 Binghuei-Barry Yang Food Industry Research And Development Institute 1
#15 Yu-Hui Wang Nike 1
#15 Ping-Kang Huang TSMC 1
#15 Chung-Ming Wang TSMC 1
#15 Wan-Chun Kuan TSMC 1
#15 Yi-Chen Yeh Powerchip Semiconductor Manufacturing 1
#15 Suh-You Yang Tong Lung Metal Industry Co. 1
#15 Shian-Jyh Lin Nanya Technology 1
#15 Kwan-Han Chen 1
#15 Kun-Ying Li ITRI 1
#15 Li-Jia Liou TSMC 1
#15 Kuhn-Chang Lin Mediatek 1
#15 Mei-Ching Chu Tong Lung Metal Industry Co. 1
#15 Yung-Tai Hung Macronix International Co. 1
#15 Hsien-Peng Hung Dartpoint Tech. Co. 1
#15 Ching Ting Feng Jh Biotech 1
#15 Ming-Huan Hsieh United Microelectronics 1
#15 Ching-Tien Su TSMC 1
#15 Wan-Yu Chiang TSMC 1
#15 Chien-Hsien Kuo TSMC 1
#15 Cheng-Chang Hsieh Institute Of Nuclear Energy Research, Atomic Energy Council 1
#15 Tsung-Yi Li 1
#15 Yu Lin Tong Lung Metal Industry Co. 1
#15 Yi-Chia Chou National Chiao Tung University 1
#15 Feng Sun Tong Lung Metal Industry Co. 1
#15 Wei Wu Sunplus Technology Co. 1
#15 Chih-Chang Huang TSMC 1
#15 Kuan-Ying Lai United Microelectronics 1
#15 Szu-Kai Wang ITRI 1
#15 Kuo-Yi Liu TSMC 1
#15 Wei Te Chiang TSMC 1