Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6765188 | Method and apparatus for converting the output of a photodetector to log voltage | — | 2004-07-20 |
| 6525434 | Binary demand switching circuit | — | 2003-02-25 |
| 6495816 | Method and apparatus for converting the output of a photodetector to a log voltage | — | 2002-12-17 |
| 6342737 | Binary demand feedback DC/DC converter | — | 2002-01-29 |
| 5029120 | Electrical wavefrom generator means and methods | John Featherstone Melville | 1991-07-02 |
| 4979154 | Landing aid for aircraft | — | 1990-12-18 |
| 4631543 | Method and apparatus for reducing the effects of impulse noise in Loran-C receivers | — | 1986-12-23 |
| RE31962 | LORAN-C navigation apparatus | — | 1985-07-30 |
| 4468668 | Method for processing signals in a navigation receiver | — | 1984-08-28 |
| RE31254 | Self calibration of a LORAN-C navigation receiver | — | 1983-05-24 |
| 4325067 | Method and apparatus for removing noise in a LORAN-C navigation receiver | — | 1982-04-13 |
| 4318105 | Loran-C navigation apparatus | — | 1982-03-02 |
| 4300139 | Loran-C navigation apparatus | William C. Wurst, William R. Mercer | 1981-11-10 |
| 4268830 | Self calibration of a LORAN-C navigation receiver | — | 1981-05-19 |
| 4224623 | Loran-C cycle detector | William R. Mercer, William C. Wurst | 1980-09-23 |