Issued Patents 2020
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10867630 | Magnetic recording medium having a dimensional variation | Minoru Yamaga | 2020-12-15 |
| 10839846 | Magnetic recording medium having a dimensional variation | Minoru Yamaga | 2020-11-17 |
| 10803904 | Magnetic recording cartridge | Minoru Yamaga | 2020-10-13 |
| 10720181 | Magnetic recording cartridge | Minoru Yamaga | 2020-07-21 |
| 10665259 | Magnetic recording medium and cartridge | Minoru Yamaga | 2020-05-26 |
| 10580447 | Magnetic recording medium with controlled surface characteristics | Tomoe Ozaki, Tetsuo Endo, Takashi Aizawa, Junichi Tachibana, Hikaru Terui +1 more | 2020-03-03 |