Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11821076 | Sputtering target, magnetic film and method for producing magnetic film | Masayoshi Shimizu, Akira Shimojyuku | 2023-11-21 |
| 11618944 | Sputtering target, magnetic film, and perpendicular magnetic recording medium | Masayoshi Shimizu, Yasuyuki Iwabuchi | 2023-04-04 |
| 11591688 | Sputtering target, granular film and perpendicular magnetic recording medium | Masayoshi Shimizu, Yasuyuki Iwabuchi, Takashi Kosho | 2023-02-28 |