Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5133862 | Flexible membrane diffuser | Robert J. Cepil, Howard L. Pentz, Thomas W. Quimby | 1992-07-28 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5133862 | Flexible membrane diffuser | Robert J. Cepil, Howard L. Pentz, Thomas W. Quimby | 1992-07-28 |