Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11236575 | Rotating control device with multiple seal cartridge | Earl Dietrich, Christian Leuchtenberg, Philip J. Engelman, Jeffrey S. Meister, Nicolas A. Haugen | 2022-02-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11236575 | Rotating control device with multiple seal cartridge | Earl Dietrich, Christian Leuchtenberg, Philip J. Engelman, Jeffrey S. Meister, Nicolas A. Haugen | 2022-02-01 |