Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6925954 | Systems and methods for allowing underwater escape from a submarine | Charles A. Bollfrass | 2005-08-09 |
| 6745407 | Systems and methods for waste disposal for use in a vehicle | — | 2004-06-08 |