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USPTO Patent Rankings Data through Dec 31, 2025
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Ching-Yun Chang — 16 Patents

UMUnited Microelectronics: 8 patents #720 of 4,560Top 20%
TSMC: 4 patents #4,745 of 12,232Top 40%
ITITRI: 1 patents #5,197 of 9,619Top 55%
WIWintek: 1 patents #127 of 250Top 55%
Yuanchang, TW: #7 of 270 inventorsTop 3%
Overall (All Time): #284,196 of 4,157,543Top 7%
16 Patents All Time
Ching-Yun Chang has been granted 16 US patents while listed as an inventor at United Microelectronics. The first was granted in 2004 and the most recent in July 2024. Ching-Yun Chang ranks #284,196 of 4,157,543 US inventors in our database (top 6.8%). Patent records list Ching-Yun Chang in Yuanchang, TW.

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12027847 Charge dissipation element for ESD protection Ming-Fang Lai, Yi-Hsun Wu 2024-07-02 $16,937,000
11682586 Semiconductor structure and fabrication method Jian-Qiang Liu, Chao Tian, Zi Rui Liu, Ai Ji Wang 2023-06-20
11664657 Charge dissipation element for ESD protection Ming-Fang Lai, Yi-Hsun Wu 2023-05-30 $10,607,000
11296502 Electrostatic discharge protection circuit Ming-Fang Lai, Yi-Hsun Wu 2022-04-05 $10,327,000
11227803 Semiconductor structure and fabrication method Jian-Qiang Liu, Chao Tian, Zi Rui Liu, Ai Ji Wang 2022-01-18
11139384 Method for fabricating semiconductor device Kuo-Chih Lai, Yun-Tzu Chang, Wei-Ming Hsiao, Nien-Ting Ho, Shih-Min Chou +4 more 2021-10-05 $3,199,000
10490643 Semiconductor device and method for fabricating the same Kuo-Chih Lai, Yun-Tzu Chang, Wei-Ming Hsiao, Nien-Ting Ho, Shih-Min Chou +4 more 2019-11-26 $243,000
10134744 Semiconductor memory device Chih-Han CHEN, Wei-Chi Chen, Ming-Shing Chen, Chao-Hsien Wu, Chia-Hui Hwang +1 more 2018-11-20 $174,000
9728467 Method for modulating work function of semiconductor device having metal gate structure by gas treatment Yun-Tzu Chang, Shih-Min Chou, Kuo-Chih Lai, Hsiang-Chieh Yen, Yen-Chen Chen +3 more 2017-08-08 $219,000
9691704 Semiconductor structure and method for manufacturing the same Kuo-Chih Lai, Chia-Chang Hsu, Nien-Ting Ho, Yen-Chen Chen, Shih-Min Chou +4 more 2017-06-27 $197,000
9659937 Semiconductor process of forming metal gates with different threshold voltages and semiconductor structure thereof Chi-Mao Hsu, Wei-Ming Hsiao, Nien-Ting Ho, Kuo-Chih Lai 2017-05-23 $129,000
9576803 Method for tuning metal gate work function before contact formation in fin-shaped field effect transistor manufacturing process Kuo-Chih Lai, Yang Lu, Yen-Chen Chen, Shih-Min Chou, Yun-Tzu Chang +3 more 2017-02-21 $288,000
9478628 Metal gate forming process Kuo-Chih Lai, Nien-Ting Ho, Chi-Mao Hsu, Yen-Chen Chen, Yang Lu +4 more 2016-10-25 $306,000
7028898 Layout structure of electrode lead wires for organic led display 2006-04-18
6772028 Method for processing order changes in a manufacturing system Kevin Yen, David Yen, Eric Hu 2004-08-03 $3,469,000
6767818 Method for forming electrically conductive bumps and devices formed Shyh-Ming Chang, Tai-Hong Chen, Yu-Te HSIEH, Chun-Ming Huang, Jui-Ming Ni +1 more 2004-07-27