Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9322242 | Ball valve assembly | Robert Buchan, Sivakumar Natarajan, Vikram Tutpet Keshavamurthy | 2016-04-26 |
| 8925894 | Ball valve enclosure and drive mechanism | Sivakumar Natarajan, Robert Buchan | 2015-01-06 |
| 8783363 | Multifunctional key design for metal seal in subsea application | Milind Appasaheb Ghumre, Murugan Mahalingam | 2014-07-22 |