Issued Patents All Time
Showing 25 most recent of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6543481 | Pilot operated pneumatic valve | Richard A. Fagerlie | 2003-04-08 |
| 6192937 | Pilot operated pneumatic valve | Richard A. Fagerlie | 2001-02-27 |
| 6095184 | Pressure regulator with integrated control valve, adjustable downstream pressure build and quick exhaust | Richard A. Fagerlie | 2000-08-01 |
| 5192936 | Solenoid | Richard A. Fagerlie, Eric P. Janssen, Michael E. Robert | 1993-03-09 |
| 5136774 | Method of making a valve with adjustable valve seat | — | 1992-08-11 |
| 5092365 | Valve with adjustable valve seat | — | 1992-03-03 |
| 4880033 | Poppet valve | — | 1989-11-14 |
| 4856560 | Valve base with integral flow control valves and common exhaust passage | Richard A. Fagerlie | 1989-08-15 |
| 4770209 | Valve base with integral flow controls | — | 1988-09-13 |
| 4770210 | Valve manifold stacking base | Richard A. Fagerlie | 1988-09-13 |
| 4579042 | Selective air pressure control system for welding and like apparatus | — | 1986-04-01 |
| 4574844 | Four-way poppet valve | Richard A. Fagerlie | 1986-03-11 |
| 4566490 | Direct solenoid operated valve with minimal tolerance accumulation | — | 1986-01-28 |
| 4522374 | Valve spool | — | 1985-06-11 |
| 4491151 | Four-way stacking valve with common electrical conduit and individual body mounted exhaust flow controls | — | 1985-01-01 |
| 4491152 | Four-way stacking valve with common electrical conduit and body mounted individual exhaust flow controls that project through the cover | — | 1985-01-01 |
| 4485846 | Four-way valve with integral flow controls, common exhaust, and cartridge type pilot valve | — | 1984-12-04 |
| 4465100 | Four-way stacking valve with common electrical conduit and individual body mounted exhaust flow controls | — | 1984-08-14 |
| 4462427 | Four-way stacking valve with common electrical conduit and body mounted individual exhaust flow controls that project through the cover | — | 1984-07-31 |
| 4453565 | Four-way valve with cover mounted pressure regulating and flow control valve | — | 1984-06-12 |
| 4453697 | Remote air operator for an air valve, with manual override and indicator | — | 1984-06-12 |
| 4438418 | Low-wattage solenoid | — | 1984-03-20 |
| 4407323 | Cartridge type pilot valve | — | 1983-10-04 |
| 4381797 | Flow control valve with a non-rising stem | — | 1983-05-03 |
| 4298027 | Three-way normally closed pilot valve | — | 1981-11-03 |