Issued Patents All Time
Showing 25 most recent of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12139783 | Copper-beryllium alloy with high strength | John E. Gatehouse, Michael J. Gedeon, Bruce D. Schmeck, Jeffrey S. HOYER, Michael F. TYSON +1 more | 2024-11-12 |
| 11980922 | Methods for producing metal matrix composite strip product | Karl R. Ziegler, Jeffrey Ronald Campbell, Todd S. Osborn, Thomas F. Sirgey | 2024-05-14 |
| 11827569 | Yttrium aluminum garnet powder and processes for synthesizing same | Sekyung Chang, Mario E. Cota, Robert E. Kusner | 2023-11-28 |
| 11725463 | Coupling for rods | William D. Nielsen, Diane M. Nielsen | 2023-08-15 |
| 11643713 | Copper-nickel-tin alloy with high toughness | W. Raymond Cribb, Chad A. Finkbeiner | 2023-05-09 |
| 11352838 | Low friction and high wear resistant sucker rod string | Diane M. Nielsen, William D. Nielsen, Richard E. Cash, Christopher W. Damschroder | 2022-06-07 |
| 11326242 | Copper-nickel-tin alloys | Karl R. Ziegler, John E. Gatehouse, Bruce D. Schmeck | 2022-05-10 |
| 11174688 | Sucker rod guides | Christopher W. Damschroder, Michael J. Gedeon, Diane M. Nielsen, William D. Nielsen | 2021-11-16 |
| 11008645 | Wear-resistant Cu—Ni—Sn coating | Robert E. Kusner, David J. Krus, William D. Nielsen, Karl R. Ziegler | 2021-05-18 |
| 11008818 | Coupling for rods | William D. Nielsen, Diane M. Nielsen | 2021-05-18 |
| 10984931 | Magnetic copper alloys | W. Raymond Cribb, Amy E. Craft, Derrick Brown | 2021-04-20 |
| 10858723 | Copper-nickel-tin alloy with high toughness | W. Raymond Cribb, Chad A. Finkbeiner | 2020-12-08 |
| 10844671 | Low friction and high wear resistant sucker rod string | Diane M. Nielsen, William D. Nielsen, Richard E. Cash, Christopher W. Damschroder | 2020-11-24 |
| 10626489 | Wear-resistant Cu—Ni—Sn coating | Robert E. Kusner, David J. Krus, William D. Nielsen, Karl R. Ziegler | 2020-04-21 |
| 10597949 | Drilling component | William D. Nielsen, Diane M. Nielsen, Christopher W. Damschroder | 2020-03-24 |
| 10435955 | Coupling for rods | William D. Nielsen, Diane M. Nielsen | 2019-10-08 |
| 10190201 | Method of producing a copper-nickel-tin alloy | W. Raymond Cribb, Chad A. Finkbeiner | 2019-01-29 |
| 9994946 | High strength, homogeneous copper-nickel-tin alloy and production process | W. Raymond Cribb | 2018-06-12 |
| 9334551 | Nickel beryllium alloy compositions | Carole L. Trybus, John C. Kuli | 2016-05-10 |
| 6312534 | High strength cast aluminum-beryllium alloys containing magnesium | — | 2001-11-06 |
| 6057989 | Composite disk drive armset | Donald J. Kaczynski | 2000-05-02 |
| 6042658 | Aluminum-beryllium actuator armset | James M. Marder, Jere H. Brophy | 2000-03-28 |
| 5667600 | Aluminum alloys containing beryllium and investment casting of such alloys | James M. Marder, Jere H. Brophy | 1997-09-16 |
| 5642773 | Aluminum alloys containing beryllium and investment casting of such alloys | James M. Marder, Jere H. Brophy | 1997-07-01 |
| 5304426 | Beryllium-beryllium oxide composites | — | 1994-04-19 |