Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7210667 | Redundant testable valve apparatus | — | 2007-05-01 |
| 6837922 | Air filter sensor apparatus kit and method | — | 2005-01-04 |
| 5225632 | Space utility conduit | Michael J. McLay | 1993-07-06 |