Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4862451 | Method and apparatus for switching information between channels for synchronous information traffic and asynchronous data packets | Johann Mueller, Pitro A. Zafiropulo | 1989-08-29 |
| 4843606 | Local area communication system for integrated services based on a token-ring transmission medium | Werner Bux, Johann Mueller, Harmen Van As, Pitro A. Zafiropulo | 1989-06-27 |
| 4347498 | Method and means for demand accessing and broadcast transmission among ports in a distributed star network | Robert Lee | 1982-08-31 |