Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11170812 | Magnetic recording medium including specified compound, magnetic recording and reproducing apparatus, and composition for magnetic recording medium | Kenji Naoi, Masashi Shirata | 2021-11-09 |
| 11138998 | Magnetic recording medium, magnetic recording and reproducing device and composition for magnetic recording medium including polyalkyleneimine compound | Masatoshi Yumoto, Takashi Imai | 2021-10-05 |