Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12232765 | Medical device for accessing the central nervous system | Don William Eldon Evans, Philip J. Haarstad, Brian D. Nelson | 2025-02-25 |
| 11707294 | Medical device for accessing the central nervous system | Don William Eldon Evans, Philip J. Haarstad, Brian D. Nelson | 2023-07-25 |
| 9907892 | Portable controller and power source for mechanical circulation support systems | Kenneth E. Broen, Don William Eldon Evans, David J. Hansen, Anne F. Mickelson, Richard A. Nazarian | 2018-03-06 |
| 8585571 | Portable controller with integral power source for mechanical circulation support systems | Timothy A. Bachman, Nathan J. Bolyard, Don William Eldon Evans, Michael A. Knipfer, Richard A. Nazarian | 2013-11-19 |
| 7997060 | Rocket engine power cycle | Christopher M. Erickson, James Lobitz, William Bissell, David E. Hanks | 2011-08-16 |