Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8503675 | Cable television secure communication system for one way restricted | William D. Bauer, David W. Eder | 2013-08-06 |
| 8127346 | Network security system and method | Robert T. Kulakowski | 2012-02-28 |
| 5235619 | Cable television radio frequency subscriber data transmission apparatus and RF return method | Robert J. Beyers, II, Charles R. Bramhall, Gregory S. Durden, Robert Edwards, Ray T. Haman, Jr. +10 more | 1993-08-10 |
| 5155590 | System for data channel level control | Robert J. Beyers, II, Charles R. Bramhall, Gregory S. Durden, Robert Edwards, Ray T. Haman, Jr. +10 more | 1992-10-13 |