Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4749214 | Quick connect fluid coupling | Steven R. Zillig, James E. Caroll | 1988-06-07 |
| 4640534 | Fluid coupling assembly | Steven R. Zillig, James E. Caroll | 1987-02-03 |
| 4538679 | Fluid coupling assembly | Robert G. Zillig, Steven R. Zillig | 1985-09-03 |
| 4519449 | Fluid coupling and method of assembly | Robert G. Zillig | 1985-05-28 |