Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4895226 | Vehicle automatic slack adjuster | Arthur A. Berg | 1990-01-23 |
| 4643008 | Lock for fuel filler cap | — | 1987-02-17 |
| 4624345 | Vehicle slack adjusters | Arthur A. Berg | 1986-11-25 |
| 4620328 | Lavatory system for use in potentially vandalized areas | — | 1986-11-04 |
| 4612954 | Pedal operated flush valve | Michael R. Stoltenberg | 1986-09-23 |
| 4544046 | Over-the-road vehicle automatic slack adjuster | — | 1985-10-01 |
| 4544132 | Combination gladhand and shutoff valve | Charles S. Allen, Arthur A. Berg, Eugene W. Schmitt, Michael R. Stoltenberg | 1985-10-01 |
| 4533115 | Gladhand with dirt protection plug | — | 1985-08-06 |
| 4327891 | Flush valve diaphragm having plastic insert | Charles S. Allen, Charles C. Allen | 1982-05-04 |
| 4313471 | Flow control | — | 1982-02-02 |
| 4309781 | Automatic flushing system | — | 1982-01-12 |
| 4304457 | Electrical connector | — | 1981-12-08 |
| 4285361 | Slow closing faucet | — | 1981-08-25 |