Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12345114 | Annular blow out preventer | Alagarsamy Sundararajan, Subhra Dey | 2025-07-01 |
| 12338708 | Choke system with capacity for passage of large debris | Alagarsamy Sundararajan, Purnima Vegesna, Anand Parthasarathy | 2025-06-24 |
| 11885198 | Choke system with capacity for passage of large debris | Alagarsamy Sundararajan, Purnima Vegesna, Anand Parthasarathy | 2024-01-30 |
| 10197077 | Precise choke systems and methods | Alagarsamy Sundararajan, Gayathri Srinivasa Ragavan, Don Channing Gramlich, Purnima Vegesna | 2019-02-05 |