Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870521 | Floating magnetic head | — | 1989-09-26 |
| 4518704 | Activated carbon formed body and method of producing the same | Noboru Nakamura, Takeshi Matsumoto, Yoshimasa Osumi | 1985-05-21 |