Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9574666 | Mechanical face seal with a reverse trapezoidal face pattern | Jason Ferris, Christopher J. Gray | 2017-02-21 |
| 8011667 | Upset resistant mechanical seal | Jason Ferris, Steven D. DeSmit, Daryl L. Griffith, Anne L. Saad, R. James Seaman, Jr. | 2011-09-06 |