Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5599163 | Regenerative pump having movable walls adjacent opposing faces of the impeller | Thomas Llewellyn-Jones, Brian G. Robins, Trevor S. Smith | 1997-02-04 |
| 4233005 | Hydraulic gear pump with recesses in non-working gear flanks | Harry Simister Bottoms | 1980-11-11 |