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USPTO Patent Rankings Data through Dec 31, 2025
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Lei-Chung Hsing — 17 Patents

DEDelta Electronics: 16 patents #69 of 2,746Top 3%
Taoyuan, TW: #352 of 5,438 inventorsTop 7%
Overall (All Time): #263,971 of 4,157,543Top 7%
17 Patents All Time
Lei-Chung Hsing has been granted 17 US patents while listed as an inventor at Delta Electronics. The first was granted in 2019 and the most recent in November 2025. Lei-Chung Hsing ranks #263,971 of 4,157,543 US inventors in our database (top 6.3%). Patent records list Lei-Chung Hsing in Taoyuan, TW.

Patents per Year

Patents granted per year, 2019 to 2025Bar chart with a peak of 4 patents in 2023.peak 42019: 1 patents20192020: 2 patents20202021: 2 patents20212022: 2 patents20222023: 4 patents20232024: 3 patents20242025: 3 patents2025

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
12483175 Motor driver Kai-Wei Hu, Yi-Jui Chen, Chi-Farn Chen 2025-11-25
12270851 Switch short-circuited diagnosis method Kai-Wei Hu, Ping-Heng Wu 2025-04-08
12267029 Method for obtaining parameter of synchronous motor Yen-Yang Chen, Jen-Chih Tseng 2025-04-01
12106882 Magnetic element Tsung-Nan Kuo 2024-10-01
12051982 Method of clamping output current of three-phase power converter Kai-Wei Hu, Ping-Heng Wu 2024-07-30
11870382 Matrix power conversion device and control method thereof Ping-Heng Wu, Kai-Wei Hu 2024-01-09
11777399 Power drive circuit and method of controlling the same Yi-Wei Lin, Kai-Wei Hu 2023-10-03
11728675 Power supply apparatus Kai-Wei Hu, Yen-Hsun Chen, Chia-Tse Lee 2023-08-15
11711029 Method of controlling power converter and power converter Ping-Heng Wu, Kai-Wei Hu 2023-07-25
11605489 Integrated magnetic elements Tsung-Nan Kuo 2023-03-14
11539304 Indirect matrix converter and rectifier module Kai-Wei Hu 2022-12-27
11289984 Bearingless motor and load mechanism having shaft with loose-proof assembly Chien-Chung Shih, Yu-Lin Su 2022-03-29
11118850 Thermal abnormality detection system and method Hsien-Chih Ou, Chun-Chang Huang 2021-09-14
11002782 Method for determining failure of power element and electronic device thereof Hsien-Chih Ou, Chun-Chang Huang 2021-05-11
10868457 Motor and heat-dissipation device thereof Hsien-Jen Chen 2020-12-15
10804024 Integrated magnetic elements Tsung-Nan Kuo 2020-10-13
10224804 Driving circuit, power conversion device and driving method of power switch Kuo-Ying Liu 2019-03-05

Frequent Collaborators

Kai-Wei Hu8 shared
Ping-Heng Wu4 shared
Tsung-Nan Kuo3 shared
Hsien-Chih Ou2 shared
Chun-Chang Huang2 shared
Chien-Chung Shih1 shared

Nearby-Ranked Inventors

Michael John Caelwaerts17
Umut Zalluhoglu17
Austino Longo17
Till Bredbeck17
Mircea Grigore17
Achim Klein17
Manesh Nadupparambil Sekharan17
Yoshiaki Nishikawa17
Evan Sparks17