Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9544166 | Access gateway management system | — | 2017-01-10 |
| 8570855 | Access gateway management system | — | 2013-10-29 |
| 8351578 | System for installation testing of telephone line terminations | — | 2013-01-08 |
| 7953210 | Switch proxy for providing emergency stand-alone service in remote access systems | Peter G. Ruether | 2011-05-31 |
| 7680252 | Switch proxy for providing emergency stand alone service in remote access systems | — | 2010-03-16 |
| 5488413 | CATV telephony system using subsplit band for both directions of transmission | Donald L. Bise, Terry D. Bolinger, Peter G. Ruether | 1996-01-30 |
| 5392349 | Overvoltage protection scheme for subscriber loops and method of performing same | — | 1995-02-21 |
| 5197068 | Intra channel bank communication protocols between channels and the line interface unit of a telephone system | David Lee Holien, David J. Farrell | 1993-03-23 |
| 4804944 | Hall effect liquid level sensing apparatus and method | James D. Golladay | 1989-02-14 |