Issued Patents All Time
Showing 76–92 of 92 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5990584 | Direct current torque motor with extended stator poles | Jian Luo, Charles A. Detweiler | 1999-11-23 |
| 5973279 | Stabilizer for a circuit breaker handle mechanism | Craig J. Puhalla, Eric Eiselt | 1999-10-26 |
| 5937835 | EGR system and improved actuator therefor | Edwin D. Lorenz, Glen R. Lilley | 1999-08-17 |
| 5912538 | Torque amplification for ice breaking in an electric torque motor | — | 1999-06-15 |
| 5905239 | Motor operator with burn-out protection | Craig J. Puhalla | 1999-05-18 |
| 5717178 | Locking mechanism for electrical switches | Craig J. Puhalla, Thomas Ted Kuzniarski | 1998-02-10 |
| 5695046 | Motor operator with burn-out protection | Craig J. Puhalla | 1997-12-09 |
| 5693923 | Motor operator for electrical switches | Lance Gula, Roger W. Helms, Kenneth N. Skoug | 1997-12-02 |
| 5493084 | Door release for circuit interrupter rotary handle mechanism | Thomas A. Whitaker, Roger W. Helms, Thomas Ted Kuzniarski | 1996-02-20 |
| 5343174 | Electrical circuit interrupting device with means to break welded contacts | William George Eberts | 1994-08-30 |
| 5296664 | Circuit breaker with positive off protection | Ronald W. Crookston, Douglas C. Marks, Richard E. White, Steven Castelein | 1994-03-22 |
| D336975 | Combined shoe light and battery therefor | Anthony Mitchell | 1993-07-06 |
| D295167 | Automobile rear bumper | Fred C. Mayhew, Frederick T. Finney | 1988-04-12 |
| D293564 | Automobile front bumper | Fred C. Mayhew, Frederick T. Finney | 1988-01-05 |
| 4650940 | Circuit breaker with arc gas vent baffle | Kurt A. Grunert, Roger E. Walker, Charles R. Paton, David A. Leone | 1987-03-17 |
| 4651066 | Ferrite permanent magnet electrical machine and the application thereof within vehicle traction drives | David J. Gritter, Walter K. O'Neil | 1987-03-17 |
| 4538642 | Fast acting valve | Herman P. Schutten, Lyle O. Hoppie, Richard Chute | 1985-09-03 |