Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4351225 | Vibration attenuation construction for an impact air tool | Karl A. Brandenberg | 1982-09-28 |
| 4306589 | Low power solenoid-operated air valve with magnetic latching | Timothy J. Harned, Charles K. Taft | 1981-12-22 |