Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE34939 | Connector with a safety shut-off feature | — | 1995-05-16 |
| 5172723 | Quick-connect coupling | — | 1992-12-22 |
| 5156180 | Connector with a safety shut-off feature | — | 1992-10-20 |
| 5131425 | Gas pressure regulator with check valve | — | 1992-07-21 |
| 4974623 | Heat-sensitive cut-off for gas conduits and the like, and method of manufacture | — | 1990-12-04 |
| 4727903 | Fluid shutoff valve | Richard E. Hoffman | 1988-03-01 |
| 4290440 | Quick disconnect coupling with a heat-sensitive cutoff feature | — | 1981-09-22 |