Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12345345 | Gate valve and seat for a gate valve | S. Hari Vignesh | 2025-07-01 |
| 12203559 | Gate valve with single or dual seats and seat assemblies for a gate valve | S. Hari Vignesh | 2025-01-21 |
| 10197077 | Precise choke systems and methods | Alagarsamy Sundararajan, Aravindhan Rajamarthandan, Don Channing Gramlich, Purnima Vegesna | 2019-02-05 |
| 6739478 | Precision fluid dispensing system | David T. Bach, Muniswamappa Anjanappa, Tao Song | 2004-05-25 |