Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5027840 | Washing apparatus | — | 1991-07-02 |
| 4832064 | Glass washer with rotary carrier | — | 1989-05-23 |
| 4832752 | Cleaning and deliming glass washer spray nozzles | — | 1989-05-23 |
| 4825887 | Glass washer spray discharge and control means | — | 1989-05-02 |
| 4805649 | Beverage glass washer | — | 1989-02-21 |
| 4685598 | Keg valve assembly improved for fast filling | — | 1987-08-11 |
| 4351456 | Valved keg closure | — | 1982-09-28 |
| 4350270 | Portable keg tapping coupler with vent | — | 1982-09-21 |
| 4350273 | Portable keg tapping coupler | John M. Strobel | 1982-09-21 |
| 4291821 | Keg tapping system unit and valve interlock | — | 1981-09-29 |
| 4273151 | In-line relief valve | — | 1981-06-16 |
| 4185769 | Exhaust flue damper and control system therefor | — | 1980-01-29 |