Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4869852 | Diffuser apparatus | Paul R. Goudy, Jr., Bruce C. Mundt, Thomas E. Jenkins | 1989-09-26 |
| 4563282 | Wastewater treatment plant and method | John W. Wittmann, Robert C. Winkelman, Richard Davie | 1986-01-07 |