Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4864516 | Method for implementing an on-line presentation in an information processing system | William D. Gaither, Laura T. Giovannetti, Robert J. Grafe, Linda Hall, Gregory Phillip Meyer | 1989-09-05 |
| 4709367 | Method and apparatus for distinguishing between diskettes in a diskette drive | Robert J. Grafe | 1987-11-24 |