Patents per Year
Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 7259309 | Tremolo actuator | Robert R. Lovelace | 2007-08-21 | |
| 6791225 | Flywheel magneto generator | Peter Campbell | 2004-09-14 | |
| 6703727 | Notched magnet for use in voice coil actuators | — | 2004-03-09 | |
| 6222359 | Non-contacting position sensor using radial bipolar tapered magnets | John S. Duesler, Craig A. Jarrard, Robert L. Newman, Ronald C. Nonnenmacher, David S. Pfaffenberger | 2001-04-24 | $10,042,000 |
| 6211668 | Magnetic position sensor having opposed tapered magnets | John S. Duesler, Craig A. Jarrard, Robert L. Newman, Ronald C. Nonnenmacher, David S. Pfaffenberger | 2001-04-03 | $4,350,000 |
| 5751941 | Object oriented framework for testing software | David H. Hinds, Ana Kapetanakis, Stephen J. McFarland, Mark Campbell, David S. Levin | 1998-05-12 | $22,021,000 |