Issued Patents All Time
Showing 1–25 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11668399 | Rotary seal and method of making same | — | 2023-06-06 |
| 11300208 | Seal assembly with anti-rotation and stability features | Aaron Richie, Jeffrey D. Gobeli | 2022-04-12 |
| 10330203 | High pressure dynamic sealing device | — | 2019-06-25 |
| 10302200 | Seal for bi-directional rotation and pressure | — | 2019-05-28 |
| 9845879 | High pressure dynamic sealing arrangement | Aaron Paul Ritchie | 2017-12-19 |
| 9429238 | Dynamic backup ring assembly | Aaron Richie | 2016-08-30 |
| 9316319 | Pressure-balanced floating seal housing assembly and method | — | 2016-04-19 |
| 9121504 | Rotary seal with improved film distribution | John E. Schroeder | 2015-09-01 |
| 9121503 | Rotary seal with supported inlet | Jeffrey D. Gobeli | 2015-09-01 |
| 9109703 | Hydrodynamic backup ring | Aaron Richie, Victor Garcia, Jr., Jeffrey D. Gobeli, John E. Schroeder | 2015-08-18 |
| 9103445 | Rotary seal with truncated wave form | John E. Schroeder | 2015-08-11 |
| 9086151 | Low torque hydrodynamic lip geometry for rotary seals | John E. Schroeder | 2015-07-21 |
| 8550467 | Rotary seal with improved film distribution | John E. Schroeder | 2013-10-08 |
| 8505924 | Rotary shaft sealing assembly | John E. Schroeder, Manmohan S. Kalsi, Patricio D. Alvarez | 2013-08-13 |
| 8075000 | Composite, high temperature, dynamic seal and method of making same | Brian A. James, John E. Schroeder, Rome Richardson | 2011-12-13 |
| 8056904 | Low torque hydrodynamic lip geometry for bi-directional rotation seals | John E. Schroeder | 2011-11-15 |
| 7798496 | Rotary shaft sealing assembly | John E. Schroeder, Manmohan S. Kalsi, Patricio D. Alvarez | 2010-09-21 |
| 7770898 | Stabilizing geometry for hydrodynamic rotary seals | John E. Schroeder | 2010-08-10 |
| 7562878 | Low torque hydrodynamic lip geometry for bi-directional rotation seals | John E. Schroeder | 2009-07-21 |
| 7052020 | Hydrodynamic rotary seal | Jeffrey D. Gobeli, Manmohan S. Kalsi | 2006-05-30 |
| 6767016 | Hydrodynamic rotary seal with opposed tapering seal lips | Jeffrey D. Gobeli, Manmohan S. Kalsi | 2004-07-27 |
| 6685194 | Hydrodynamic rotary seal with varying slope | Manmohan S. Kalsi, Jeffrey D. Gobeli | 2004-02-03 |
| 6494462 | Rotary seal with improved dynamic interface | — | 2002-12-17 |
| 6460635 | Load responsive hydrodynamic bearing | Manmohan S. Kalsi, Dezso Somogyi | 2002-10-08 |
| 6382634 | Hydrodynamic seal with improved extrusion abrasion and twist resistance | Manmohan S. Kalsi | 2002-05-07 |