Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873512 | Active shaft grounding and diagnotic system | — | 1989-10-10 |
| 4860068 | Semiconductor devices and methods of making such devices | Arthur C. Gossard, Pierre M. Petroff | 1989-08-22 |
| 4852271 | Preheat oven for glass containers | Russell W. Heckman, George A. Nickey | 1989-08-01 |
| 4812025 | Optical interface for a magneto-optical current transducer | — | 1989-03-14 |