Issued Patents 2021
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11180979 | High pressure jumper manifold | Christian Leuchtenberg, Glen H. Cuiper, J. Chambers Hall | 2021-11-23 |
| 11181200 | Replaceable body saver | Christian Leuchtenberg, Glen H. Cuiper | 2021-11-23 |
| 11067178 | Multi-taper plug valve | Christian Leuchtenberg, Glen H. Cuiper | 2021-07-20 |
| 10941902 | Valve grease blocks for high pressure valves and high pressure valves using the same | Christian Leuchtenberg | 2021-03-09 |
| 10890264 | Flexing slot for plug valve insert | Glen H. Cuiper, Christian Leuchtenberg | 2021-01-12 |