Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10711907 | Line replaceable control valve positioner/controller system | — | 2020-07-14 |
| 5529633 | Apparatus for depositing a substance on a rotating surface | Matthew Simpson | 1996-06-25 |
| 5486380 | Apparatus and method for depositing a substance on a rotating surface | Matthew Simpson | 1996-01-23 |
| 5386967 | Ball valve coupling | Robert E. Gooch, Stephen R. Chipman | 1995-02-07 |