Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12098607 | Downhole vibration tool | Mark K. Adam, Chad Feddema | 2024-09-24 |
| 10907410 | Compound angle bearing assembly | Chad Feddema | 2021-02-02 |
| 10753152 | Rotor catch for bottomhole assembly | Chad Feddema | 2020-08-25 |
| 10633919 | Compound angle bearing assembly | Chad Feddema | 2020-04-28 |
| 10612316 | Articulated universal joint with backlash reduction | Chad Feddema | 2020-04-07 |
| 10550689 | Method and apparatus for generating a low frequency pulse in a wellbore | Chad Feddema, Malcolm Grant | 2020-02-04 |
| 10113362 | Offset shaft bearing assembly | Chad Feddema | 2018-10-30 |