Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6814100 | Shock actuated responsive mechanism with means to enable a remote detecting means to determine that the valve assembly has been closed | Fred Mead | 2004-11-09 |
| 6789560 | Shock actuated responsive mechanism with improved safety means to prevent over-rotation of the valve reset mechanism | William F. Keller, Dayna Sibley Stoner | 2004-09-14 |