Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9604260 | Gate valve with track cleanout | Ralph William Vanderburg, Carlos Stephen Moreno | 2017-03-28 |
| 9562623 | Position indicator for valves | Kenneth A. Clark, Ralph William Vanderburg | 2017-02-07 |