Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Chiayi, TW ranks #1,336 worldwide for total patents filed all time, with 2,522 patents from 506 inventors. Leading employers of inventors based in Chiayi, TW include Shin Yeh Enterprise Co., TSMC, Comfort Office Furniture Co., Ltd Guangdong.

Showing 1–50 of 506 inventors

Rank Inventor Primary Company Patents
1 Chuen-Jong Tseng Shin Yeh Enterprise Co. 251
2 Min-Feng Kao TSMC 136
3 Yao-Chuan Wu Comfort Office Furniture Co., Ltd Guangdong 62
#4 Chung-Long Chang TSMC 60
#5 Shian-Jyh Lin Nanya Technology 55
#6 Ching-Yuan Wu Silicon-Based Technology 50
#7 Tung-Hsing Wu Mediatek 44
#8 Chih-Kuang Yu Tsmc Solid State Lighting 38
#9 Kuo-Chin Chang TSMC 31
#10 Nien-Fang Wu TSMC 24
#11 Ping-Kang Huang TSMC 23
#11 Chih-Hung Lee Mediatek 23
#11 Jyun-Siang Huang Macronix International Co. 23
#14 Hsiang-Chen Wang National Chung Cheng University 21
#14 Chih-Chang Huang TSMC 21
#16 Chieh Hu ITRI 20
#16 Yi-Da Tsai TSMC 20
#16 Hung-Chung Shen Cpc Corporation, Taiwan 20
#19 Yung-Tai Hung Macronix International Co. 19
#20 Jung-Chung Wu Cpc Corporation, Taiwan 18
#20 Chun-Hsien Tseng Unknown 18
#20 Chia-Wen Hsieh Acer Incorporated 18
#20 Yu Lin Tong Lung Metal Industry Co. 18
#24 Ting-Ying Shen United Microelectronics 16
#24 Lan-Kun Don Tong Lung Metal Industry Co. 16
#24 Chung-Ming Wang TSMC 16
#27 Yi-Tyng Wu United Microelectronics 15
#27 Chen-Hsiung Lin 15
#29 Hau-Yi Hsiao TSMC 14
#29 Huan-Kuan Su TSMC 14
#29 Shan-Pu Yu ITRI 14
#32 Chia-Chan Chang National Chung Cheng University 13
#32 Chun-Ju Huang ITRI 13
#32 Cheng-Chang Hsieh Institute Of Nuclear Energy Research, Atomic Energy Council 13
#32 Su-Chen Lai TSMC 13
#36 Shih-Che Fu Au Optronics 12
#36 Wan-Yu Chiang TSMC 12
#36 Chung-De Chen ITRI 12
#36 Tomonari Yamamoto Fujitsu Microelectronics Limited 12
#40 Chin-Te Chiu Cheng Uei Precision Industry Co. 11
#40 Vincent Lin Unknown 11
#40 Chorng-Cheng Lee 11
#40 Yu-Hsiang Liu ITRI 11
#44 Jiun-Yuan Wu United Microelectronics 10
#44 Yun Lin Shenzhen Kanger Technology Co. 10
#44 Chien-Ho Lin Contour Optik 10
#44 Tang-Chun Weng United Microelectronics 10
#44 Yu-Hui Wang Nike 10
#44 Ping-Wei Lin Mosel Vitelic 10
#44 Jiunn Y. Wu United Microelectronics 10