Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6201510 | Self-contained progressive-phase GPS elements and antennas | Alfred R. Lopez, Richard J. Kumpfbeck | 2001-03-13 |
| 5982337 | Cellular antennas for stratosphere coverage of multi-band annular earth pattern | Alfred R. Lopez | 1999-11-09 |
| 5907816 | High gain antenna systems for cellular use | Alfred R. Lopez, Gary A. Schay, John F. Pedersen | 1999-05-25 |
| 5684491 | High gain antenna systems for cellular use | Alfred R. Lopez, Gary A. Schay, John F. Pedersen | 1997-11-04 |
| 5625369 | Graphic-display panel antennas | — | 1997-04-29 |
| 5581260 | Angular diversity/spaced diversity cellular antennas and methods | — | 1996-12-03 |