Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878166 | Direct memory access apparatus and methods for transferring data between buses having different performance characteristics | William M. Johnson, Timothy A. Olson, Drew J. Dutton, David W. Stoenner | 1989-10-31 |
| 4870622 | DRAM controller cache | Percy R. Aria | 1989-09-26 |