Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6064558 | Electrical surge protector for center conductor devices | Roger R. Merchant | 2000-05-16 |
| 5973898 | Detector circuit and automatic electrical interrupt apparatus | Roger R. Merchant | 1999-10-26 |