Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9624733 | Modular annular debris barrier with rotationally locked segments | Russell Kurtis Fleetwood, Matthew J. Krueger, Thorsten Regener | 2017-04-18 |
| 6527057 | Wiper plug delivery apparatus | James M. Fraser | 2003-03-04 |