EC

Erh-Chieh Chang

DP Dell Products: 3 patents #1,932 of 6,820Top 30%
Overall (All Time): #1,459,771 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10853525 Hack-proof security keyboard Yong-Teng Lin, Geroncio O. Tan, Timothy C. Shaw, No-Hua Chuang, Chih-Hao Chen +1 more 2020-12-01
10254802 Retractable keyboard hinge structure for magnetic keyboard Chih-Hao Chen, Wen-Pin Huang, Yi-Ning Shen, Chin-Chung Wu, Kang-Ming Chuang 2019-04-09
10147569 Keyboard backlight module Wen-Pin Huang, Chih-Hao Chen 2018-12-04