Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6952399 | Method and apparatus for synchronizing the coding and decoding of information in an integrated services hub | Thomas Bayerl | 2005-10-04 |
| 6850535 | Backplane utopia bus | Christopher M. Tumas | 2005-02-01 |
| 6597075 | DC power supply and battery charge system | — | 2003-07-22 |
| 6512817 | Method and apparatus for polling telephony line status in an integrated services hub to reduce power consumption | Allan Dale, Craig Mahaney | 2003-01-28 |
| 6297620 | High efficiency low current power supply and battery charge system | — | 2001-10-02 |
| 6294848 | Distributed power supply for hot swappable backplane | — | 2001-09-25 |
| 5627827 | Automatic service cutover for | Allan Dale | 1997-05-06 |
| 5621731 | Private exchange for | Allan Dale, Thomas Bayerl, Brian P. Dick, Scott W. B. English, John C. Dougherty | 1997-04-15 |
| 5150123 | Field disturbance monitor system | David P. Orlowski, Larry Eccleston | 1992-09-22 |
| 4795995 | Method and apparatus for producing electromagnetic surveillance fields | Larry Eccleston, James C. Cook, II | 1989-01-03 |
| 4668942 | Signal analysis apparatus including recursive filter for electromagnetic surveillance system | Larry Eccleston, Manot Swasdee | 1987-05-26 |
| 4634975 | Method and apparatus for producing electromagnetic surveillance fields | Larry Eccleston, James C. Cook, II | 1987-01-06 |