Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5943986 | Engine heat exchange apparatus with slide-mounted fan carrier assembly | Gerald C. Ruehlow | 1999-08-31 |
| 5914467 | Automatic transfer switch with improved positioning mechanism | Jeffery J. Jonas, Gerald C. Ruehlow | 1999-06-22 |
| 5914551 | Electrical alternator | Andrew B. Robson, Gerald C. Ruehlow | 1999-06-22 |
| 5902094 | Flow control valve for a pressure washer | Herb Hoenisch, Gerald C. Ruehlow, Wes Sodemann, Fred Yang | 1999-05-11 |
| 5899176 | Apparatus for reducing engine fan noise | Andrew B. Robson, Gerald C. Ruehlow, Peter Winnie | 1999-05-04 |
| 5890413 | Piston for water pump and related method | Don R. Bayer, Herb Hoenisch, Gerald C. Ruehlow, Wes Sodemann | 1999-04-06 |
| 5861604 | Arc welder and method providing use-enhancing features | Graham W. McLean, Jeffery J. Jonas, Gerald C. Ruehlow, Francis X. Wedel | 1999-01-19 |
| 5831366 | Permanent magnet alternator | Gerald C. Ruehlow, Graham W. McLean, Frank Wedel, Dennis J. Cerney | 1998-11-03 |
| 5823752 | Adapter for mechanically coupling a pump and a prime mover | Herb Hoenisch, Gerald C. Ruehlow, Wes Sodemann | 1998-10-20 |
| 5816102 | Engine-generator set with integral gear reduction | Gerald C. Ruehlow | 1998-10-06 |
| 5797540 | Method of making a power-transmitting coupling | — | 1998-08-25 |
| 5537025 | Battery charger/pre-exciter for engine-driven generator | Gerald C. Ruehlow, Graham W. McLean, Frank Wedel | 1996-07-16 |
| 5504417 | Engine-driven generator | Gerald C. Ruehlow, Herb Hoenisch, Mark J. Sarder, Graham W. McLean, Michael R. Wheeley +2 more | 1996-04-02 |
| 5497735 | Internal combustion engine for portable power generating equipment | Gerald C. Ruehlow, Herb Hoenisch, Mark J. Sarder | 1996-03-12 |
| 5489811 | Permanent magnet alternator | Gerald C. Ruehlow, Graham W. McLean, Frank Wedel, Dennis J. Cerney | 1996-02-06 |
| 5376877 | Engine-driven generator | Gerald C. Ruehlow, Graham W. McLean, Michael R. Wheeley, Frank Wedel, Mark Kastner | 1994-12-27 |
| 5317999 | Internal combustion engine for portable power generating equipment | Gerald C. Ruehlow, Herb Hoenisch, Mark J. Sarder | 1994-06-07 |