Issued Patents 2025
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12428924 | Electrically actuated annular system and method for use in blowout preventer | Gerrit Kroesen, Suman Katanguri | 2025-09-30 |
| 12428925 | Automatic thrust activated multi-speed reduction gear and clutch system and method | Gerrit Kroesen | 2025-09-30 |
| 12385348 | Annular closing system and method for use in blowout preventer | Suman Katanguri, Gerrit Kroesen | 2025-08-12 |