Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4945328 | Electrical contactor | Anthony P. Rubasch, Thomas W. Degenhart | 1990-07-31 |
| 4839049 | Ceramic composition | John W. Graham | 1989-06-13 |
| 4760038 | Ceramic composition | John W. Graham | 1988-07-26 |