Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866268 | Optical fast synchronization shaft position and speed sensor | Marek T. Wlodarczyk | 1989-09-12 |
| 4866269 | Optical shaft position and speed sensor | Marek T. Wlodarczyk | 1989-09-12 |