Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4814918 | Multitrack magnetic head having magnetically coupled transducer elements | — | 1989-03-21 |
GS
Gerardus H. J. Somers
Overall (1989): #111,190 of 140,708Top 80%
1
Patents 1989