Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5770909 | Wound rotor synchronous motor-generator and field control system therefor | Harold A. Rosen, Brian Rise Hamann Jensen | 1998-06-23 |
| 5471177 | Octave band gap diplexer | Fritz Steinberg | 1995-11-28 |
| 4968957 | Transmit and receive diplexer for circular polarization | Fritz Steinberg | 1990-11-06 |
| 4890118 | Compensated microwave feed horn | Fritz Steinberg | 1989-12-26 |
| 4831334 | Envelope amplifier | David S. Kaplan, Harold A. Rosen | 1989-05-16 |
| 4783639 | Wideband microwave diplexer including band pass and band stop resonators | Fritz Steinberg | 1988-11-08 |
| 4777459 | Microwave multiplexer with multimode filter | — | 1988-10-11 |
| 4652841 | Squarax switch | Barry S. Ross | 1987-03-24 |
| 4539534 | Square conductor coaxial coupler | Richard V. Basil, Jr., Harmon H. Keeling | 1985-09-03 |
| 4539681 | Ferrite modulator assembly for beacon tracking system | Harold A. Rosen, Fritz Steinberg | 1985-09-03 |
| 4533884 | Coaxial line to waveguide adapter | Harmon H. Keeling | 1985-08-06 |
| 4533883 | Coaxial transmission line crossing | Harmon H. Keeling | 1985-08-06 |
| 4427953 | Microwave diplexer | Harmon H. Keeling | 1984-01-24 |