Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5227946 | Electrical device comprising a PTC conductive polymer | Stephen M. Jacobs, Frank A. Doljack | 1993-07-13 |
| 5195013 | PTC conductive polymer compositions | Stephen M. Jacobs, Frank A. Doljack | 1993-03-16 |
| 5140297 | PTC conductive polymer compositions | Stephen M. Jacobs, Frank A. Doljack | 1992-08-18 |
| 4955267 | Method of making a PTC conductive polymer electrical device | Stephen M. Jacobs, Frank A. Doljack | 1990-09-11 |
| 4951382 | Method of making a PTC conductive polymer electrical device | Stephen M. Jacobs, Frank A. Doljack | 1990-08-28 |
| 4951384 | Method of making a PTC conductive polymer electrical device | Stephen M. Jacobs, Frank A. Doljack | 1990-08-28 |
| 4845838 | Method of making a PTC conductive polymer electrical device | Stephen M. Jacobs, Frank A. Doljack | 1989-07-11 |
| 4550301 | PTC Circuit protection device | Robert W. Stodieck, Frank A. Doljack | 1985-10-29 |
| 4549161 | PTC Circuit protection device | Robert W. Stodieck, Frank A. Doljack | 1985-10-22 |
| 4542365 | PTC Circuit protection device | Robert W. Stodieck, Frank A. Doljack | 1985-09-17 |
| 4481498 | PTC Circuit protection device | Robert W. Stodieck, Frank A. Doljack | 1984-11-06 |