Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10268213 | Check valve with pilot tube pressure sensing | James A. Richard, Richard J Joye | 2019-04-23 |
| 10197165 | Cold installation of elastomeric valve seat | James A. Richard | 2019-02-05 |