Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8433544 | Nonlinear variable lag smoother | James R. Wright | 2013-04-30 |
| 6195553 | Method and apparatus for determining optimal paths among objects of a communications network | Douglas J. Claffery, David Michael Holland | 2001-02-27 |
| 6144334 | Method and apparatus for calculating access between satellite constellations and ground targets | Douglas John Claffey | 2000-11-07 |
| 6102334 | Method and apparatus for determining close approaches for earth-fixed launch trajectories | Douglas John Claffey | 2000-08-15 |