Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5220824 | High temperature, tube burst test apparatus | David L. Shelleman, Darryl P. Butt, John R. Hellmann, Richard E. Tressler | 1993-06-22 |
| 4304870 | Ablative-resistant dielectric ceramic articles | Roy W. Rice, William McDonough, Stephen W. Freiman | 1981-12-08 |