Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5961316 | Oil burner | James E. Wellman, Edward W. Johann, Donald C. Metrish | 1999-10-05 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5961316 | Oil burner | James E. Wellman, Edward W. Johann, Donald C. Metrish | 1999-10-05 |