Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6901137 | Detecting faults in subscriber telephone lines | Joseph S. Rosen | 2005-05-31 |
| 6487276 | Detecting faults in subscriber telephone lines | Joseph S. Rosen | 2002-11-26 |
| 6151494 | Method and apparatus for operating and maintaining a wireless communication system | Neda Lunich Gutowski | 2000-11-21 |