Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6442658 | Method and apparatus for improving playback of interactive multimedia works | Ken Day, Harry R. Chesley | 2002-08-27 |
| 6128712 | Method and apparatus for improving playback of interactive multimedia works | Ken Day, Harry R. Chesley | 2000-10-03 |
| 4620310 | Method and apparatus for generating bipolar pulses in a local area network | Lazar Lvovsky | 1986-10-28 |
| 4409592 | Multipoint packet data communication system using random access and collision detection techniques | — | 1983-10-11 |