Patents per Year
Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 7009966 | Method and apparatus for a data first optical network | — | 2006-03-07 | $56,091,000 |
| 5867571 | Method and arrangement for establishing call connections in a telecommunications network using a virtual transport server | — | 1999-02-02 | $124,718,000 |
| 5802143 | Identification of damaged cable pairs in a telecommunications network and restoration of telephone service to subscribers | William Bushnell, T A. Kleinheksel, William Henry Werber | 1998-09-01 | $28,227,000 |
| 4782508 | Method of discouraging the completion of wrong-number calls | Louis Michael Taff | 1988-11-01 |