Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845998 | Apparatus for precision tensioning of threaded fasteners | David L. DeMartelaere | 1989-07-11 |
| 4708667 | Connector test adapter | Robert F. Bihn | 1987-11-24 |
| 4263944 | Method and apparatus for emptying catalyst particles from catalytic converter | — | 1981-04-28 |