Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5590288 | Distributed data processing system and method utilizing peripheral device polling and layered communication software | Patrick F. Castor, Yung-Chun Tsau, John W. Nelson | 1996-12-31 |
| 5510979 | Data processing system and method for retail stores | Martin J. Moderi, Shigeharu Matsumoto, Paul M. Bouzide, Yung-Chun Tsau, Patrick F. Castor +2 more | 1996-04-23 |