Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6243465 | Method of providing video programming nearly on demand | Kathryn E. Ullrich, Stephen S. Walker, David E. Seibel, Thomas F. Gillette | 2001-06-05 |
| 5583937 | Method for providing video programming nearly on demand | Kathryn E. Ullrich, Stephen S. Walker, David E. Seibel, Thomas F. Gillett | 1996-12-10 |
| 4859022 | "Moving ""S"" fiber optical switch" | Barry J. Opdahl, Douglas H. Hooren | 1989-08-22 |
| 4790621 | Fiber optic switch | David A. Cooper | 1988-12-13 |