Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10036475 | Lubrication system for a gate valve | John D. Kelley | 2018-07-31 |
| 9541202 | Lubrication system for a gate valve | John D. Kelley | 2017-01-10 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10036475 | Lubrication system for a gate valve | John D. Kelley | 2018-07-31 |
| 9541202 | Lubrication system for a gate valve | John D. Kelley | 2017-01-10 |