Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4665518 | Synchronous/asynchronous communication system | Keith S. Champlin, James D. Schoppenhorst | 1987-05-12 |
| 4627070 | Asynchronous data bus system | Keith S. Champlin, George W. Miller | 1986-12-02 |
| 4486852 | Synchronous time-shared data bus system | Keith S. Champlin, Larry Meyer, George W. Miller | 1984-12-04 |