Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7943043 | Magnetic field forming device for active water and fluid treatment apparatus using the same | — | 2011-05-17 |
| 5124424 | Polyurethane resin binder for magnetic recording mediums comprising a polycarbonate polyol | Masato Endo, Shin Konishi | 1992-06-23 |