Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5638238 | Magnetic head device with magnetic tape guides | Seijiro Okada | 1997-06-10 |
DK
Daisaburo Kubota
Overall (1997): #162,842 of 185,788Top 90%
1
Patents 1997