Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D332822 | Valve | Kevin Alan Reid, Karl Reid | 1993-01-26 |
| 4930401 | Valve system and arrangement for on-line valve replacement | Richard P. Krape, Robert N. Winsand | 1990-06-05 |
| 4372202 | Emergency brake for presses | — | 1983-02-08 |
| 4330013 | Valve safety indicating means | — | 1982-05-18 |
| 4257455 | Double safety valve for stamping presses and the like | — | 1981-03-24 |
| 4227547 | Valve safety indicating means | — | 1980-10-14 |
| 4181148 | Self monitoring double valve | Neil E. Russell, Richard P. Zbell, Lloyd L. Schmaltz | 1980-01-01 |