Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Hung-Chieh Lo — 4 Patents

DEDarfon Electronics: 4 patents #47 of 225Top 25%
DCDarfon Electronics (Suzhou) Co.: 3 patents #7 of 39Top 20%
Taoyuan, TW: #1,540 of 5,438 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Hung-Chieh Lo has been granted 4 US patents while listed as an inventor at Darfon Electronics. The first was granted in 2018 and the most recent in January 2023. Hung-Chieh Lo ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Hung-Chieh Lo in Taoyuan, TW.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11569046 Keyswitch with member and support devices Chin-Lung Chan, Cheng-Min Su 2023-01-31
10128063 Keyswitch Rui Liao, Chih-Chung Yen, Chia-Hung Liu 2018-11-13
10068726 Keyswitch Rui Liao, Chih-Chung Yen, Chia-Hung Liu 2018-09-04
9875865 Haptic keyswitch structure and input device Rui Liao 2018-01-23