Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885679 | Secure commodity bus | Raymond J. Webster, Jr. | 1989-12-05 |
| 4858117 | Apparatus and method for preventing computer access by unauthorized personnel | Harry W. Brown, Joseph Valentine | 1989-08-15 |