Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6343615 | Butterfly valve | David L. Miller, Frank Sclafani, Jr., Paul R. Wentz | 2002-02-05 |
| D320385 | Fusible panelboard switch | Robert L. Owens | 1991-10-01 |
| 4785145 | Modular electrical disconnect switch | Robert L. Owens | 1988-11-15 |