Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE38433 | High performance, thin metal lined, composite overwrapped pressure vessel | Ellis C. Seal, Norman C. Elfer, Robert O. Edman | 2004-02-24 |
| 6401963 | High performance, thin metal lined, composite overwrapped pressure vessel | Ellis C. Seal, Norman C. Elfer, Robert O. Edman | 2002-06-11 |