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

En-Yi Chu — 16 Patents

DEDelta Electronics: 16 patents #69 of 2,746Top 3%
Taoyuan, TW: #377 of 5,438 inventorsTop 7%
Overall (All Time): #284,196 of 4,157,543Top 7%
16 Patents All Time
En-Yi Chu has been granted 16 US patents while listed as an inventor at Delta Electronics. The first was granted in 2016 and the most recent in July 2025. En-Yi Chu ranks #284,196 of 4,157,543 US inventors in our database (top 6.8%). Patent records list En-Yi Chu in Taoyuan, TW.

Patents per Year

Patents granted per year, 2016 to 2025Bar chart with a peak of 3 patents in 2022.peak 32016: 2 patents20162017: 1 patents20172019: 1 patents20192020: 1 patents20202021: 2 patents20212022: 3 patents20222023: 3 patents20232024: 1 patents20242025: 2 patents2025

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
12359711 Speed reducer Chi-Wen Chung, Hung-Wei Lin, Ming-Li Tsao 2025-07-15
12188546 Speed reducer Chi-Wen Chung, Hung-Wei Lin, Ming-Li Tsao 2025-01-07
12060923 Speed reducer Chi-Wen Chung, Ming-Li Tsao, Hsien-Lung Tsai 2024-08-13
11606055 Rotary machine device and linear machine device Chi-Wen Chung 2023-03-14
11597985 Aluminum alloy composition and manufacturing method thereof Fei-Yi Hung, Yu-Xian Huang 2023-03-07
11578789 Cycloid speed reducer Chi-Wen Chung, Hung-Wei Lin, Ming-Li Tsao 2023-02-14
11391347 Cycloid speed reducer with enhanced dynamic balance Chi-Wen Chung, Hung-Wei Lin, Ming-Li Tsao 2022-07-19
11336147 Speed reducing device having power source Chi-Wen Chung, Hung-Wei Lin, Ming-Li Tsao 2022-05-17
11255380 Bearing assembly and rotary shaft apparatus employing same Chi-Wen Chung, Ming-Li Tsao, Hung-Wei Lin, Jen-Yuan Chen, Hsien-Lung Tsai 2022-02-22
11168763 Cycloid speed reducer Chi-Wen Chung, Hung-Wei Lin, Ming-Li Tsao, Ching-Hsiung Tsai 2021-11-09
11121615 Actuator and linear motion module Po-Tzu CHEN, Chi-Wen Chung, Chun-Hsiu Chen 2021-09-14
10673304 Speed reducing device having power source Ching-Hsiung Tsai, Chi-Wen Chung 2020-06-02
10439480 Actuator and linear motion module Po-Tzu CHEN, Chi-Wen Chung, Chun-Hsiu Chen 2019-10-08
9641058 Linear motor and motor set having multiple magnetic yoke portions supporting magnets Ching-Hsiung Tsai, Hong-Cheng Sheu, Chi-Wen Chung 2017-05-02
9528581 Motor driven linear actuator and electric motor thereof Ching-Hsiung Tsai, Chun-Chin Su, Chi-Wen Chung 2016-12-27
9397528 Shaft linear motor with improved structural strength Hong-Cheng Sheu, Chi-Wen Chung, Chi-Shin Chuang 2016-07-19