Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8702408 | Slide for use in a screw compressor | Terence William Thomas Young, John Michael Roll | 2014-04-22 |
| 7380767 | Valve | John Michael Roll, Andrew Ellingham, Terence William Thomas Young | 2008-06-03 |