Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6464531 | Sump pump alarm enclosure and connector | Lee Eckert, Kenneth P. Frey | 2002-10-15 |
| 6443715 | Pump impeller | Philip Anthony Mayleben, Buford A. Cooper | 2002-09-03 |
| 6375430 | Sump pump alarm | Lee Eckert, Kenneth P. Frey | 2002-04-23 |