HS

Hsien-Fang Sheng

DS Dhc Specialty: 3 patents #1 of 6Top 20%
Overall (All Time): #1,175,496 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10209318 Asymmetric battery testing apparatus 2019-02-19
9335382 Battery tester with high precision 2016-05-10
8788226 Battery tester with high precision Yuan-Chen Hsiao 2014-07-22
8072341 Detachable battery status alarm and battery detector thereof 2011-12-06