Chih-Yao Chi — 5 Patents at Darfon Electronics

Chih-Yao Chi has been granted 5 US patents while listed as an inventor at Darfon Electronics. The first was granted in 2009 and the most recent in April 2025. Chih-Yao Chi ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Chih-Yao Chi in Taoyuan, TW.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #	Title	Co-Inventors	Date
12272504	Keyswitch assembly	Ling-Hsi Chao, Da-Shan Hsu, Shao-Lun Hsiao, Yu-Chun Hsieh	2025-04-08
11604518	Tactile-adjustable keyboard and hybrid operation button thereof	Chen Yang, Shao-Lun Hsiao, Chih-Hao Chen	2023-03-14
10937610	Keyboard keyswitches having adjustable tactile feedback members	Yung-Chih Wang, Chia-Hung Liu, Yu-Chun Hsieh, Chen Yang	2021-03-02
7714245	Keyswitch with balance member	—	2010-05-11
7572996	Keyswitch structure	—	2009-08-11

Chih-Yao Chi — 5 Patents

Issued Patents All Time

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