Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10345448 | Using space based augmentation system (SBAS) ephemeris sigma information to reduce ground based augmentation systems (GBAS) ephemeris decorrelation parameter | James Arthur McDonald, Bruce Johnson | 2019-07-09 |
| 10215862 | Systems and methods for a code carrier divergence high-pass filter monitor | Justin Joseph Syrstad, Mats Anders Brenner, John M. Howard, Bruce Johnson, Randy J. Reuter | 2019-02-26 |
| 9989644 | Use of wide area reference receiver network data to mitigate local area error sources | Bruce Johnson, James Arthur McDonald | 2018-06-05 |
| 9964645 | Satellite measurement screening to protect the integrity of existing monitors in the presence of phase scintillation | Joseph E. Scheitlin, Mats Anders Brenner, Bruce Johnson, Randy J. Reuter, John M. Howard | 2018-05-08 |
| 9945954 | Using space-based augmentation system (SBAS) grid ionosphere vertical error (GIVE) information to mitigate ionosphere errors for ground based augmentation systems (GBAS) | James Arthur McDonald, Tom Jakel | 2018-04-17 |
| 9678212 | Satellite measurement screening to protect the integrity of existing monitors in the presence of amplitude scintillation | Joseph E. Scheitlin, Mats Anders Brenner, Randy J. Reuter, Bruce Johnson, John M. Howard | 2017-06-13 |
| 9297904 | Systems and methods for monitoring broadband radio frequency interference | Joseph E. Scheitlin, Mats Anders Brenner, John M. Howard | 2016-03-29 |
| 5910788 | Predictive approach integrity | — | 1999-06-08 |
| 5504492 | Look ahead satellite positioning system position error bound monitoring system | Randolph G. Hartman | 1996-04-02 |
| 5361212 | Differential GPS landing assistance system | Randolph G. Hartman, Brett J. Helgeson | 1994-11-01 |