Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4584679 | Tack-on acknowledgement in computer networks | William D. Livingston | 1986-04-22 |
| 4568930 | Multinodal data communication network | William D. Livingston, Wayne A. Mack, Thomas E. Barclay, John A. Zett | 1986-02-04 |
| 4536877 | Tack-on acknowledgment in computer networks | William D. Livingston | 1985-08-20 |