Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7413410 | Ceiling fan blade | Edwin T. Koehler | 2008-08-19 |
| 6465764 | Water heater and control system therefor | — | 2002-10-15 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7413410 | Ceiling fan blade | Edwin T. Koehler | 2008-08-19 |
| 6465764 | Water heater and control system therefor | — | 2002-10-15 |