Issued Patents 2004
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6836650 | Methods and systems for down-converting electromagnetic signals, and applications thereof | David F. Sorrells, Michael J. Bultman, Robert W. Cook, Richard C. Looke | 2004-12-28 |
| 6813485 | Method and system for down-converting and up-converting an electromagnetic signal, and transforms for same | David F. Sorrells, Michael J. Bultman, Robert W. Cook, Richard C. Looke, Gregory S. Rawlins +1 more | 2004-11-02 |
| 6798351 | Automated meter reader applications of universal frequency translation | David F. Sorrells, Michael J. Bultman, Charles D. Clements, Robert W. Cook, Joseph M. Hamilla +2 more | 2004-09-28 |
| 6704558 | Image-reject down-converter and embodiments thereof, such as the family radio service | David F. Sorrells, Michael J. Bultman, Charles D. Clements, Robert W. Cook, Joseph M. Hamilla +2 more | 2004-03-09 |
| 6704549 | Multi-mode, multi-band communication system | David F. Sorrells, Michael J. Bultman, Charles D. Clements, Robert W. Cook, Joseph M. Hamilla +2 more | 2004-03-09 |
| 6694128 | Frequency synthesizer using universal frequency translation technology | David F. Sorrells, Michael J. Bultman, Robert W. Cook, Richard C. Looke, Gregory S. Rawlins +2 more | 2004-02-17 |
| 6687493 | Method and circuit for down-converting a signal using a complementary FET structure for improved dynamic range | David F. Sorrells, Michael J. Bultman, Robert W. Cook, Richard C. Looke, Michael W. Rawlins +1 more | 2004-02-03 |