Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8950032 | Cleaning cylinder apparatus | Tung-Chung Cheng, Chih-An Ku, Jung-Pin Mao | 2015-02-10 |
| 8388490 | Fixed gear internal gear hub | Hsin-Yang Su | 2013-03-05 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8950032 | Cleaning cylinder apparatus | Tung-Chung Cheng, Chih-An Ku, Jung-Pin Mao | 2015-02-10 |
| 8388490 | Fixed gear internal gear hub | Hsin-Yang Su | 2013-03-05 |