Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4197347 | High density magnetic recording media | Hiroshi Ogawa, Yasuo Tamai | 1980-04-08 |
| 4186228 | Magnetic recording medium | Hiroshi Ogawa, Yasuo Tamai | 1980-01-29 |
MN
Matsuaki Nakamura
Overall (All Time): #2,372,715 of 4,157,543Top 60%
2
Patents All Time