Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12359754 | Sliding connector spool | — | 2025-07-15 |
| 12359743 | Actuator | — | 2025-07-15 |
| 12345114 | Annular blow out preventer | Subhra Dey, Aravindhan Rajamarthandan | 2025-07-01 |
| 12338708 | Choke system with capacity for passage of large debris | Purnima Vegesna, Anand Parthasarathy, Aravindhan Rajamarthandan | 2025-06-24 |
| 12013046 | Gate valve | — | 2024-06-18 |
| 11920705 | Sliding connector spool | — | 2024-03-05 |
| 11885198 | Choke system with capacity for passage of large debris | Purnima Vegesna, Anand Parthasarathy, Aravindhan Rajamarthandan | 2024-01-30 |
| 11859730 | Pressure actuator with biasing element | — | 2024-01-02 |
| 11644105 | Gate valve with seat assembly | — | 2023-05-09 |
| 11549594 | Gate valve | — | 2023-01-10 |
| 11131393 | Gate valve | — | 2021-09-28 |
| 11125341 | Gate valve with seat assembly | — | 2021-09-21 |
| 11067193 | Actuator | — | 2021-07-20 |
| 10677360 | Gate valve | — | 2020-06-09 |
| 10563790 | Actuator | — | 2020-02-18 |
| 10197077 | Precise choke systems and methods | Aravindhan Rajamarthandan, Gayathri Srinivasa Ragavan, Don Channing Gramlich, Purnima Vegesna | 2019-02-05 |
| 10174848 | Gate valve with seat assembly | — | 2019-01-08 |
| 10066757 | Actuator | — | 2018-09-04 |
| 10006266 | Lightweight and compact subsea intervention package and method | Tom McCreadie | 2018-06-26 |
| 9885420 | Gate valve | — | 2018-02-06 |
| 9841117 | Actuator | — | 2017-12-12 |
| 9453578 | Gate valve with seat assembly | — | 2016-09-27 |
| 8714263 | Lightweight and compact subsea intervention package and method | Tom McCreadie | 2014-05-06 |
| 8205890 | Resilient high pressure metal-to-metal seal and method | — | 2012-06-26 |
| 7578349 | Lightweight and compact subsea intervention package and method | Tom McCreadie | 2009-08-25 |