Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5660412 | Hybrid inflator | Donald W. Renfroe, Roy G. Brown, Richard L. Frantom, Steven L. Ludeke, Richard K. Robbins +2 more | 1997-08-26 |
| 5659295 | Sliding piston pressure sensing device | Donald W. Renfroe, Steven L. Ludeke, James Rose | 1997-08-19 |