Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10829247 | Thrust apparatuses, systems, and methods | John F. Stickelmaier, Julie Perkins, Philip D. Nguyen | 2020-11-10 |
| 9834324 | Thrust apparatuses, systems, and methods | John F. Stickelmaier, Julie Perkins, Philip D. Nguyen | 2017-12-05 |
| 9181934 | Rotary switch assembly for ion propulsion system | John F. Stickelmaier, John Ziavras, Julie Perkins, Glenn N. Caplin, Brian K. Smith +1 more | 2015-11-10 |
| 6619028 | Electric thruster made with surface treatments for improved thermal management | John R. Beattie | 2003-09-16 |
| 6381949 | Rocket engine having a transition attachment between a combustion chamber and an injector | David Bronson, Carl R. Stechman, Peter W. Woll, Joel M. Neiderman | 2002-05-07 |
| 6269630 | Rocket engine with internal chamber step structure | David Bronson, Carl R. Stechman, Peter Woll, Joel M. Neiderman | 2001-08-07 |
| 6249967 | Fabrication of a rocket engine with a transition structure between the combustion chamber and the injector | David Bronson, Carl R. Stechman, Peter Woll, Joel M. Neiderman | 2001-06-26 |
| 6250070 | Ion thruster with ion-extraction grids having compound contour shapes | John R. Beattie, Alois Wittmann, Lewis S. Pilcher | 2001-06-26 |
| 6138450 | Rocket engine with integral combustion chamber step structure and its fabrication | David Bronson | 2000-10-31 |
| 6138451 | Rocket engine with combustion chamber step structure insert, and its fabrication | David Bronson | 2000-10-31 |
| 6079101 | Rocket engine with one-piece combustion chamber step structure, and its fabrication | David Bronson | 2000-06-27 |