Issued Patents All Time
Showing 25 most recent of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5413983 | Millimeter wave ferrite switch utilizing a superconducting switching coil | Richard W. Babbitt, Thomas E. Koscica | 1995-05-09 |
| H1408 | Microwave circulator with a planar, biasing, permanent magnet | Richard W. Babbitt, Ernest Potenziani, II | 1995-01-03 |
| 5258730 | Microstrip transmission line substrate to substrate transition | Richard W. Babbitt | 1993-11-02 |
| 5243354 | Microstrip electronic scan antenna array | Richard W. Babbitt | 1993-09-07 |
| H1230 | Microstrip frequency-scan antenna | Richard W. Babbitt | 1993-09-07 |
| 5189433 | Slotted microstrip electronic scan antenna | Richard W. Babbitt | 1993-02-23 |
| 5180997 | Microstrip high reverse loss isolator | Richard W. Babbitt | 1993-01-19 |
| 5177456 | Microstrip ferrite circulator for substrate transitioning | Richard W. Babbitt | 1993-01-05 |
| 5160904 | Microstrip circuit with transition for different dielectric materials | Richard W. Babbitt | 1992-11-03 |
| 5144320 | Switchable scan antenna array | Richard W. Babbitt | 1992-09-01 |
| H781 | Method of making a ferrite circulator | Richard W. Babbitt | 1990-05-01 |
| 4887054 | Compact microstrip latching reciprocal phase shifter | Richard W. Babbitt | 1989-12-12 |
| 4881052 | Millimeter wave microstrip nonreciprocal phase shifter | Richard W. Babbitt | 1989-11-14 |
| 4879562 | Slotted microstrip antenna with ferrite coating | Richard W. Babbitt | 1989-11-07 |
| 4862117 | Compact millimeter wave microstrip circulator | Richard W. Babbitt | 1989-08-29 |
| 4845449 | Millimeter wave microstrip modulator/switch | Richard W. Babbitt | 1989-07-04 |
| 4843357 | Tetrahedral junction waveguide switch | Herbert A. Leupold | 1989-06-27 |
| 4839659 | Microstrip phase scan antenna array | Richard W. Babbitt | 1989-06-13 |
| H639 | Method of making a ferrite element | Richard W. Babbitt | 1989-06-06 |
| 4816787 | Millimeter wave microstrip phase shifter | Richard W. Babbitt | 1989-03-28 |
| 4806886 | Microstrip resonance isolator | Richard W. Babbitt | 1989-02-21 |
| 4785304 | Phase scan antenna array | Richard W. Babbitt, Gerald Francis Mikucki | 1988-11-15 |
| 4777454 | Switchable dielectric waveguide circulator | Richard W. Babbitt | 1988-10-11 |
| 4755827 | Millimeter wavelength monolithic ferrite circulator/antenna device | Richard W. Babbitt | 1988-07-05 |
| 4754237 | Switchable millimeter wave microstrip circulator | Richard W. Babbitt | 1988-06-28 |