Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5708193 | System and method for locating release of fluid from a pipeline | Robert J. Botting, Calvin R. Hastings | 1998-01-13 |
| 5085401 | Low power valve actuator | Robert J. Botting | 1992-02-04 |
| 4542814 | System for precise valve control | Chander P. Mittal | 1985-09-24 |
| 4540025 | Throttling ball valve | William P. Ledeen | 1985-09-10 |