Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D861874 | Medical oxygen concentrator | Taku Hirano, Masanori Suda, Keisuke Hatta | 2019-10-01 |
| D854161 | Medical oxygen concentrator | Masanori Suda, Taku Hirano, Keisuke Hatta | 2019-07-16 |