Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5164087 | Leukocyte separator | Keiji Naoi, Osamu Kaneko | 1992-11-17 |
| 4963260 | Liquid filtering device | Keiji Naoi, Osamu Kaneko | 1990-10-16 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5164087 | Leukocyte separator | Keiji Naoi, Osamu Kaneko | 1992-11-17 |
| 4963260 | Liquid filtering device | Keiji Naoi, Osamu Kaneko | 1990-10-16 |