Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
EL

En-Chiuan Liou — 137 Patents

UMUnited Microelectronics: 137 patents #4 of 4,560Top 1%
FCFujian Jinhua Integrated Circuit Co.: 6 patents #53 of 196Top 30%
Tainan, TW: #9 of 4,566 inventorsTop 1%
Overall (All Time): #7,478 of 4,157,543Top 1%
137 Patents All Time

Issued Patents All Time

Showing 101–125 of 137 patents

Patent #TitleCo-InventorsDate
9496361 Selectively deposited metal gates and method of manufacturing thereof Yu-Cheng Tung 2016-11-15
9494873 Asymmetry compensation method used in lithography overlay process Teng-Chin Kuo, Yuan-Chi Pai, Chun-Chi Yu 2016-11-15
9496176 Semiconductor device Yu-Cheng Tung 2016-11-15
9490341 Semiconductor device having metal gate and method for manufacturing semiconductor device having metal gate Chih-Wei Yang, Yu-Cheng Tung 2016-11-08
9490217 Overlay marks and semiconductor process using the overlay marks Chia-Ching Lin, Chia-Hung Wang, Sho-Shen Lee 2016-11-08
9482964 Overlap mark set and method for selecting recipe of measuring overlap error Chia-Chang Hsu, Yi-Ting Chen, Teng-Chin Kuo, Chun-Chi Yu 2016-11-01
9470987 Overlay mask Che-Yi Lin, Yi-Jing Wang, Chia-Hsun Tseng 2016-10-18
9466564 Semiconductor device and method for fabricating the same Chih-Wei Yang, Chih-Sen Huang, Yu-Cheng Tung 2016-10-11
9455135 Method for fabricating semiconductor device Chia-Lin Lu, Chun-Lung Chen, Kun-Yuan Liao, Feng-Yi Chang, Chieh-Te Chen 2016-09-27
9448471 Photo-mask and method of manufacturing semiconductor structures by using the same Yu-Cheng Tung, Teng-Chin Kuo, Yuan-Chi Pai, Chun-Chi Yu 2016-09-20
9410902 Overlay measurement method Yi-Jing Wang 2016-08-09
9406521 Semiconductor device and method for fabricating the same Yu-Cheng Tung 2016-08-02
9400435 Method of correcting overlay error Chia-Chang Hsu, Teng-Chin Kuo, Chia-Hung Wang, Tuan-Yen Yu, Yuan-Chi Pai +1 more 2016-07-26
9397008 Semiconductor device and manufacturing method of conductive structure in semiconductor device Yu-Cheng Tung 2016-07-19
9385220 Semiconductor device having fin structure that includes dummy fins 2016-07-05
9385236 Fin shaped semiconductor device structures having tipped end shape and method for fabricating the same Chien-Ying Sun, Ming-Shing Chen, Yu-Cheng Tung, Chih-Wei Yang 2016-07-05
9378973 Method of using sidewall image transfer process to form fin-shaped structures Yu-Cheng Tung 2016-06-28
9373505 Mark segmentation method and method for manufacturing a semiconductor structure applying the same Yu-Ying Huang, Jen-Hsiu Li, Mei-Chen Chen, Ya-Ling Chen, Yi-Jing Wang +1 more 2016-06-21
9349822 Semiconductor device and method for fabricating the same Chih-Wei Yang, Yu-Feng Liu, Jian-Cun Ke, Chia-Fu Hsu, Ssu-I Fu +11 more 2016-05-24
9349607 Method of forming line pattern Yu-Cheng Tung 2016-05-24
9337260 Shallow trench isolation in bulk substrate Po-Chao Tsao, Chia-Jui Liang, Jia-Rong Wu 2016-05-10
9324570 Method of manufacturing semiconductor device 2016-04-26
9318389 Integrated circuit having plural transistors with work function metal gate structures Chih-Wei Yang, Yu-Feng Liu, Jian-Cun Ke, Chia-Fu Hsu, Yu-Ru Yang 2016-04-19
9305884 Overlay mark and method for forming the same Teng-Chin Kuo, Yi-Ting Chen 2016-04-05
9304389 Photomask and fabrication method thereof Sho-Shen Lee, Wen-Liang Huang, Chang-Mao Wang, Kai-Lin Chuang 2016-04-05