Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9835259 | Top entry trunnion ball valve for safe in-line maintenance and method to facilitate such maintenance | Amit Shah | 2017-12-05 |
| 9709077 | Hydro pneumatic accumulator with internal leak detection | Amit Shah | 2017-07-18 |
| 9518664 | Combination sealing arrangement for rotary ball valve | Amit Shah | 2016-12-13 |