Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6767016 | Hydrodynamic rotary seal with opposed tapering seal lips | Jeffrey D. Gobeli, Lannie L. Dietle | 2004-07-27 |
| 6685194 | Hydrodynamic rotary seal with varying slope | Lannie L. Dietle, Jeffrey D. Gobeli | 2004-02-03 |