Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7798873 | Design of a flush inlet as integrated with a ship hull for waterjet propulsion | Charles M. Dai | 2010-09-21 |
| 5632658 | Tractor podded propulsor for surface ships | Benjamin Y.-H. Chen | 1997-05-27 |
| 5445105 | Torque balanced postswirl propulsor unit and method for eliminating torque on a submerged body | Benjamin Y.-H. Chen, Frank B. Peterson | 1995-08-29 |