Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11283142 | Linear-to-circular polarizer antenna | Carl R. Pfeiffer, Thomas Steffen | 2022-03-22 |
| 11211675 | Linear-to-circular polarizer antenna | Carl R. Pfeiffer, Thomas Steffen | 2021-12-28 |
| 10840573 | Linear-to-circular polarizers using cascaded sheet impedances and cascaded waveplates | Carl R. Pfeiffer, Thomas Steffen | 2020-11-17 |
| 10784549 | Linear-to-circular polarizers using cascaded sheet impedances and cascaded waveplates | Carl R. Pfeiffer, Thomas Steffen | 2020-09-22 |
| 10547117 | Millimeter wave, wideband, wide scan phased array architecture for radiating circular polarization at high power levels | Carl R. Pfeiffer, Thomas Steffen | 2020-01-28 |
| 7071873 | T/R module for satellite TT and C ground link | Sarjit S. Bharj, Paul J. Oleski, John P. Turtle | 2006-07-04 |