Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10495504 | Apparatus and method for liquid-level detection of enclosure tank | — | 2019-12-03 |
| 5592139 | Air-convection-cooled dry well for high-voltage current-limiting fuse for use in liquid or gas insulated switchgear | Frank C. Trayer | 1997-01-07 |
| 5483032 | High voltage load interrupter with safety system | Frank C. Trayer | 1996-01-09 |