Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5306183 | Propulsion systems for submarine vessels | Gregory C. Kennedy | 1994-04-26 |
| 5027533 | Vibratory shellfish harvesters and methods | Roger L. Creswell | 1991-07-02 |
| 4896626 | Shellfish culture methods and apparatus | David E. W. Vaughan, Roger L. Creswell | 1990-01-30 |
| 4533641 | Automatic chemical analysis methods | — | 1985-08-06 |
| 4454095 | Automatic chemical analysis devices and methods | — | 1984-06-12 |