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 2025 Bar chart with a peak of 3 patents in 2022. peak 3 2016: 2 patents 2016 2017: 1 patents 2017 2019: 1 patents 2019 2020: 1 patents 2020 2021: 2 patents 2021 2022: 3 patents 2022 2023: 3 patents 2023 2024: 1 patents 2024 2025: 2 patents 2025 Issued Patents All Time
Showing 1–16 of 16 patents
Patent # Title Co-Inventors Date
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