HC

Hsien-Tsan Chang

PE Primax Electronics: 9 patents #51 of 571Top 9%
DP Dell Products: 2 patents #2,475 of 6,820Top 40%
DE Darfon Electronics: 1 patents #123 of 225Top 55%
Overall (All Time): #394,663 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12242673 Information handling system keyboard color adjustable backlight Wen-Pin Huang, Yao-Hsien Huang, Yi-Chen Wang, Po-Chun Hou 2025-03-04
11823850 Information handling system keyboard backlight having mini-LED integrated light guide arrangement Wen-Pin Huang, Yi-Chen Wang, Po-Chun Hou 2023-11-21
11456129 Key structure Ming-Han Wu, Yi-Wei Chen 2022-09-27
11287899 Keyboard device with protecting function and manufacturing method thereof Ming-Han Wu 2022-03-29
10251264 Membrane circuit structure with function expandability Bo-An Chen 2019-04-02
9941072 Keyboard device Bo-An Chen, Yi-Chen Wang, Chen-Hsuan Hsu, Chin-Sung Pan, Ming-Han Wu 2018-04-10
9905380 Magnetic type keyboard and magnetic key thereof Wei-Yung Huang 2018-02-27
9627158 Keyboard key using an asymmetric scissor-type connecting element Tsu-Yi Chen 2017-04-18
9412536 Illuminated keyboard Bo-An Chen 2016-08-09
9214295 Key structure Chu-Hsun Wu 2015-12-15
9087662 Keyboard with induction antenna arranged under a key Bo-An Chen 2015-07-21
7728243 Keyboard with wobble prevention structure Chin-Hung Lin, Chao-Lung Chang, Liang-Ta Yeh 2010-06-01