Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7357686 | Boat propeller with adjustable blades for adjusting the pitch thereof | Chin-I Liao, Yan-Min Guo | 2008-04-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7357686 | Boat propeller with adjustable blades for adjusting the pitch thereof | Chin-I Liao, Yan-Min Guo | 2008-04-15 |