Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5602472 | Apparatus and method for determining angular position and rotational speed using a rotating magnet and a directional magnetometer | Roderick G. Bergstedt, Donald J. Scheiber, Russell Smith | 1997-02-11 |