Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5677905 | Access subnetwork controller for video dial tone networks | John A. Bigham, Kamran Sistanizadeh, Regina Lightfoot, Edward C. Mihm, Ulric E. Arthur +3 more | 1997-10-14 |
| 5621728 | Level 1 gateway controlling broadband communications for video dial tone networks | Regina Lightfoot, Bahman Amin-Salehi, Ulric E. Arthur, John A. Bigham, Kamran Sistanizadeh | 1997-04-15 |