Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11939241 | Stable percarboxylic acid compositions and uses thereof | Junzhong Li, David D. McSherry, Allison Brewster, Richard Staub, John Wilhelm Bolduc +2 more | 2024-03-26 |
| 11530740 | Ball-screw nut with over-molded shell | Mario Kreutzer, Dieter Adler, Michael Zinnecker | 2022-12-20 |
| 11365791 | Ball nut drive assembly | Michael Zinnecker | 2022-06-21 |
| 11274734 | Ball screw with retaining device | Michael Zinnecker | 2022-03-15 |
| 11180385 | Stable percarboxylic acid compositions and uses thereof | Junzhong Li, David D. McSherry, Allison Brewster, Richard Staub, John Wilhelm Bolduc +2 more | 2021-11-23 |
| 10578163 | Compensating bearing seals | Shakeel Shaikh | 2020-03-03 |
| 10023484 | Use of peracetic acid/hydrogen peroxide and peroxide-reducing agents for treatment of drilling fluids, frac fluids, flowback water and disposal water | Victor Keasler, Junzhong Li, David D. McSherry, Brandon Herdt, Richard Staub +1 more | 2018-07-17 |
| 10017403 | Use of peracetic acid/hydrogen peroxide and peroxide-reducing enzymes for treatment of drilling fluids, frac fluids, flowback water and disposal water | Victor Keasler, Junzhong Li, David D. McSherry, Brandon Herdt, Richard Staub | 2018-07-10 |
| 9926214 | Use of peracetic acid/hydrogen peroxide and peroxide-reducing agents for treatment of drilling fluids, frac fluids, flowback water and disposal water | Victor Keasler, Junzhong Li, David D. McSherry, Brandon Herdt, Richard Staub +1 more | 2018-03-27 |
| 9902627 | Stable percarboxylic acid compositions and uses thereof | Junzhong Li, David D. McSherry, Allison Brewster, Richard Staub, John Wilhelm Bolduc +2 more | 2018-02-27 |
| 9321664 | Stable percarboxylic acid compositions and uses thereof | Junzhong Li, David D. McSherry, Allison Brewster, Richard Staub, John Wilhelm Bolduc +2 more | 2016-04-26 |
| 9242879 | Use of peracetic acid/hydrogen peroxide and peroxide-reducing agents for treatment of drilling fluids, frac fluids, flowback water and disposal water | Victor Keasler, Junzhong Li, David D. McSherry, Brandon Herdt, Richard Staub +1 more | 2016-01-26 |