Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10640669 | Carbon black composition for manufacturing particulate magnetic recording medium and method of manufacturing particulate magnetic recording medium | Soichiro Kitagawa | 2020-05-05 |
| 10586565 | Magnetic recording medium having specified polyester resin additive and magnetic recording medium composition | Mika Imamura, Shinji Tsujimoto | 2020-03-10 |
| 10535367 | Metal oxide particle dispersion for manufacturing particulate magnetic recording medium, method of manufacturing magnetic layer-forming composition of particulate magnetic recording medium and method of manufacturing particulate magnetic recording medium | Mika Imamura, Isamu Watanabe | 2020-01-14 |