Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6441709 | Device for short-circuit protection | — | 2002-08-27 |
| 6400547 | Method of monitoring state parameters in a switching device, and associated device | — | 2002-06-04 |
| 6359440 | Method of establishing the residual useful life of contacts in switchgear and associated arrangement | Norbert B. Elsner | 2002-03-19 |