Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5138933 | Activator device for movable components | Paul S. Weitzel | 1992-08-18 |
| 4864969 | Pressurized fluid bed hot gas depressurization system | Dennis K. McDonald, Paul S. Weitzel | 1989-09-12 |
| 4848452 | Tube bundle support device | Dennis K. McDonald | 1989-07-18 |