Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6448676 | Pulse width modulated engine cooling fan motor with integrated MOSFET | Peter A. Kershaw, Marek Horski, John Makaran | 2002-09-10 |
| 6439855 | Direct current electric motor which eliminates outer case and places brushes and chokes in space efficient locations | Andrew P. Smith, Martin Volkening | 2002-08-27 |
| 6433507 | Spread spectrum motor control circuit | John Makaran | 2002-08-13 |
| 6097117 | Electrical connector structure including integral resistive element for operating a motor at two speeds | Jan Pivrnec, John Van de Vegte | 2000-08-01 |
| 5989151 | Hybrid engine cooling system having electric motor with electro-magnetic clutch | Peter A. Kershaw, Marek Horski, Oliver Stegelmann | 1999-11-23 |
| 5970925 | Total cooling assembly for I. C. engine-powered vehicles | Peter A. Kershaw, Alexander Joseph | 1999-10-26 |
| 5925999 | Three-speed dual-winding direct current permanent magnet motor method and apparatus | Peter A. Kershaw, Oliver Stegelmann | 1999-07-20 |
| 5845612 | Total cooling assembley for I. C. engine-powered vehicles | Peter A. Kershaw, Alexander Joseph | 1998-12-08 |
| 5734219 | Sliding brush system with shape memory alloy element for two-speed direct current motor | Marek Horski | 1998-03-31 |
| 5660149 | Total cooling assembly for I.C. engine-powered vehicles | Peter A. Kershaw, Alexander Joseph | 1997-08-26 |