Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5691688 | PTC device | Robert L. Newman | 1997-11-25 |
| 5675307 | PTC device with extended thickness | John J. Krimm, Robert L. Newman | 1997-10-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5691688 | PTC device | Robert L. Newman | 1997-11-25 |
| 5675307 | PTC device with extended thickness | John J. Krimm, Robert L. Newman | 1997-10-07 |