Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4862355 | System permitting peripheral interchangeability during system operation | Steven D. DiPirro | 1989-08-29 |
| 4860292 | Communication protocol | Randall A. White, Steven D. DiPirro | 1989-08-22 |