Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
HC

Han-Wei Chen — 6 Patents in 2017

FTFsp Technology: 6 patents #1 of 12Top 9%
Overall (2017): #21,817 of 506,227Top 5%
6 Patents 2017

Issued Patents 2017

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
9741503 Control circuit of switch device Chun-Hao Yu, Chia-Hua Liu 2017-08-22
9614430 Inverting apparatus and AC power system using the same Chun-Hao Yu, Chia-Hua Liu 2017-04-04
9608434 Inverter apparatus having primary-side and secondary-side driver circuits driven by respective DC/DC converters and control method thereof Chun-Hao Yu, Chia-Hua Liu 2017-03-28
9590484 Inverter device and power converting method thereof Chun-Hao Yu, Chia-Hua Liu 2017-03-07
9564830 Control method of inverting apparatus for achieving MPPT and inverting apparatus thereof Chun-Hao Yu, Chia-Hua Liu 2017-02-07
9541587 Inverting apparatus for avoiding misjudgement of maximum power point tracking operation and control method thereof Chun-Hao Yu, Chia-Hua Liu 2017-01-10