Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6183685 | Varistor manufacturing method | Stephen P. Cowman, Alan J. Ratcliffe, Derek A. Nicker, John M. Shreeve | 2001-02-06 |
| 5837178 | Method of manufacturing varistor precursors | Stephen P. Cowman, Alan J. Ratcliffe, Derek A. Nicker, John M. Shreeve | 1998-11-17 |
| 5155464 | Varistor of generally cylindrical configuration | Stephen P. Cowman, Derek A. Nicker | 1992-10-13 |