Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863274 | Optical shaft torsional displacement and speed sensing system | William B. Spillman, Jr., Robert Rudd, Douglas R. Patriquin, Bruce R. Kline | 1989-09-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863274 | Optical shaft torsional displacement and speed sensing system | William B. Spillman, Jr., Robert Rudd, Douglas R. Patriquin, Bruce R. Kline | 1989-09-05 |