| 7353690 |
Atmospheric refractivity profiling apparatus and methods |
Fredrick S. Solheim, Michael L. Exner |
2008-04-08 |
| 7145499 |
Precipitation effects mitigation at antennae systems |
Fredrick S. Solheim, Michael L. Exner |
2006-12-05 |
| 6356232 |
High resolution ionospheric technique for regional area high-accuracy global positioning system applications |
Christian Rocken, James M. Johnson, John J. Braun, Christopher Alber, Teresa M. Van Hove |
2002-03-12 |
| 6067852 |
Method and apparatus using slant-path water delay estimates to correct global positioning satellite survey error |
Chris D. Alber, Christian Rocken, Fredrick S. Solheim |
2000-05-30 |
| 5675081 |
Atmospheric water vapor sensing system using global positioning satellites |
Frederick Solheim |
1997-10-07 |
| 5526676 |
Profiling of selected atmospheric characteristics utilizing passive microwave remote sensing |
Fredrick S. Solheim, Lee A. Erb, Loren D. Nelson |
1996-06-18 |
| 5350138 |
Low-cost shuttle-derived space station |
Philip Culbertson, Jr., Thomas F. Rogers |
1994-09-27 |
| 5133517 |
Access door pallet |
— |
1992-07-28 |
| 4873481 |
Microwave radiometer and methods for sensing atmospheric moisture and temperature |
Loren D. Nelson, Lee A. Erb, Donald Rottner |
1989-10-10 |