Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 8588374 | Multi-use telephone test sets and related systems | Blake R. Urban | 2013-11-19 | $15,450,000 |
| 8229077 | Multi-use telephone test sets and related systems and methods | Blake R. Urban | 2012-07-24 | $33,502,000 |
| 7643617 | Multi-use telephone test sets and related systems and methods | Blake R. Urban | 2010-01-05 | $74,027,000 |
| 7177395 | Electronic looping systems for telecommunications system central offices | Blake R. Urban | 2007-02-13 |