Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6189861 | Diaphragm valve | James E. Gotch, Dale J. Kitchen, Maria T. Longo, Philip J. Smith | 2001-02-20 |
| 6123320 | Sanitary diaphragm valve | Robert V. Perusek, Peter C. Williams | 2000-09-26 |
| 6092550 | Diaphragm valve seat arrangement | James E. Gotch, Dale J. Kitchen, Maria T. Longo, Philip J. Smith | 2000-07-25 |