Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871606 | Magnetic recording medium | Takeshi Matsuura, Yoshiyuki Takahira | 1989-10-03 |
| 4716076 | Magnetic recording medium | Takeshi Matsuura, Yoshiyuki Takahira | 1987-12-29 |
| 4618536 | Magnetic recording medium | Takeshi Matsuura, Yoshiyuki Takahira | 1986-10-21 |