Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5139747 | Gas filter-purifier | Scott Bassett | 1992-08-18 |
| 4971110 | Face seal shut-off valve | — | 1990-11-20 |
| 4768544 | Digital valve flow control system | Benjamin H. Beam | 1988-09-06 |