Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868376 | Intelligent portable interactive personal data system | Arlen R. Lessin, Shelley A. Harrison | 1989-09-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868376 | Intelligent portable interactive personal data system | Arlen R. Lessin, Shelley A. Harrison | 1989-09-19 |