Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6864659 | Variable speed controller for air moving applications using an AC induction motor | James W. Ratz, Paul E. Sigafus, Larry Lutton | 2005-03-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6864659 | Variable speed controller for air moving applications using an AC induction motor | James W. Ratz, Paul E. Sigafus, Larry Lutton | 2005-03-08 |