| 6792058 |
Digital receiving system for dense environment of aircraft |
John Erik Hershey, Ralph Thomas Hoctor, Richard August Korkosz |
2004-09-14 |
| 6781513 |
Telemetry of diagnostic messages from a mobile asset to a remote station |
Richard August Korkosz, John Erik Hershey, William Robert McKinney, Sr., Bruce Gunter Schings, Harold Woodruff Tomlinson, Jr. +2 more |
2004-08-24 |
| 6570497 |
Apparatus and method for rail track inspection |
Harold Woodruff Tomlinson, Jr., John Erik Hershey, Stephen Michael Hladik |
2003-05-27 |
| 6424250 |
Communication system utilizing modified geometric harmonic modulation |
Gary J. Saulnier, Richard August Korkosz, John Erik Hershey |
2002-07-23 |
| 6377565 |
Adaptive propagation delay compensation for TDMA communications systems |
— |
2002-04-23 |
| 6346875 |
GHM aggregator |
Gary J. Saulnier, Richard August Korkosz, John Erik Hershey |
2002-02-12 |
| 6262659 |
Telemetry of diagnostic messages from a mobile asset to a remote station |
Richard August Korkosz, William Robert McKinney, Sr., Bruce Gunther Schings, John Anderson Fergus Ross, Naofal Al-Dhahir +2 more |
2001-07-17 |
| 6175934 |
Method and apparatus for enhanced service quality through remote diagnostics |
John Erik Hershey, Aiman A. Abdel-Malek, John Anderson Fergus Ross |
2001-01-16 |
| 5481532 |
Mobile telecommunications device and service |
Amer A. Hassan, John Erik Hershey, Howard L. Lester |
1996-01-02 |
| 5444762 |
Method and apparatus for reducing interference among cellular telephone signals |
Richard Louis Frey, Richard C. Gaus, Jr., Robert Lloyd George, Stephen Michael Hladik, Howard L. Lester +1 more |
1995-08-22 |
| 5166953 |
Technique for frequency-hopped spread spectrum communications |
John Erik Hershey, Amer A. Hassan |
1992-11-24 |
| 5058200 |
Transmitter location searching system |
Chia-Chi Huang |
1991-10-15 |
| 4902979 |
Homodyne down-converter with digital Hilbert transform filtering |
— |
1990-02-20 |
| 4888557 |
Digital subharmonic sampling down-converter |
Gary J. Saulnier |
1989-12-19 |
| 4583231 |
Method of, and apparatus for, frequency-hopped frequency-shift-keyed digital data communications |
— |
1986-04-15 |
| 4535297 |
Binary signal demodulator with comparative value decision circuitry |
— |
1985-08-13 |
| 4475219 |
Demodulator for frequency-shift-keyed binary data signals |
— |
1984-10-02 |
| 4468792 |
Method and apparatus for data transmission using chirped frequency-shift-keying modulation |
Lewin T. Baker, Sanjay Bose, George W. Ellis |
1984-08-28 |
| 4352210 |
Linear mixer with reduced spurious responses |
— |
1982-09-28 |
| 4290022 |
Digitally programmable phase shifter |
— |
1981-09-15 |
