Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11757279 | Surge arrester for fire mitigation | Michael M. Ramarge | 2023-09-12 |
| 9882369 | Multi-layer heat shrinkable tubular sleeve | David Pearce, Richard S. Graf, Thomas Rohde, John David Stoker | 2018-01-30 |
| 9755420 | Electrically insulated tethers for transmission line arresters | — | 2017-09-05 |
| 9543745 | Arrester bypass devices | Michael M. Ramarge, Jeremy L. Martin, Jonathan J. Woodworth | 2017-01-10 |
| 9472327 | Hollow core arrester strength membrane | Michael M. Ramarge, Jeremy L. Martin | 2016-10-18 |
| 9438024 | Isolator protection device | Michael M. Ramarge | 2016-09-06 |
| 7540776 | Heat-shrink tube | Bernd Graeve, Peter Greiner, Franz Josef Toerringer, David Pearce, John David Stoker | 2009-06-02 |
| 5248713 | Stabilized polymeric compositions | Hans E. Lunk, Stephen L. Tondre, Alan Yeung | 1993-09-28 |
| 4767668 | Electric wire and cable | David Thornley | 1988-08-30 |
| 4659871 | Cable with flame retarded cladding | Richard J. Murphy | 1987-04-21 |