Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8419387 | Bag seal mounting plate with breather tube | Michael Barnes, Alan Howell, Arcady Royzen | 2013-04-16 |
| 8246328 | Seal section with sand trench | Alan Howell, Michael Barnes, Arcady Royzen | 2012-08-21 |
| 5494417 | Shaft sealing and alignment assembly for a pump assembly | Lee W. Davis, Ron L. Baumgarner | 1996-02-27 |