Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6474952 | Sump pump motor switch assembly | L. Edwin Fisher, Marc D. Pape | 2002-11-05 |
| 6149390 | Sump pump system and apparatus | L. Edwin Fisher, James A. Butcher, James V. Yu, Greg Skene | 2000-11-21 |