Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7242662 | Optical recording/reproducing medium, mother stamper for producing optical recording/reproducing medium and optical recording/reproducing device | Sohmei Endoh, Jun Nakano | 2007-07-10 |
| 6051299 | Magnetic recording medium, magnetic recording/reproducing apparatus and method for manufacturing metallic mold for molding disc | Hiroshi Uchiyama | 2000-04-18 |