Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4799115 | Method and apparatus for tolerating track misregistration systems in twin track vertical recording systems | Albert W. Vinal | 1989-01-17 |
LR
Lee S. Rogers
Overall (1989): #83,716 of 140,708Top 60%
1
Patents 1989