Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6437818 | Video conferencing on existing UTP infrastructure | Lester F. Ludwig | 2002-08-20 |
| 6426769 | High-quality switched analog video communications over unshielded twisted pair | Lester F. Ludwig | 2002-07-30 |
| 6351762 | Method and system for log-in-based video and multimedia calls | Lester F. Ludwig, Keith A. Lantz, Gerald J. Burnett, Emmett R. Burns | 2002-02-26 |
| 6343314 | Remote participant hold and disconnect during videoconferencing | Lester F. Ludwig, Keith A. Lantz, Gerald J. Burnett, Emmett R. Burns | 2002-01-29 |