Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9612334 | Correcting for time delay variation in a satellite for positioning, navigation or timing applications | Gregory M. Gutt, David A. Whelan, James C. Lassa | 2017-04-04 |
| 8989652 | Advanced timing and time transfer for satellite constellations using crosslink ranging and an accurate time source | David A. Whelan, Gregory M. Gutt | 2015-03-24 |