Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7951442 | Thin film for reflection film or for semi-transparent reflection film, sputtering target and optical recording medium | Hiroshi Yanagihara | 2011-05-31 |
| 7910190 | Thin film for reflection film or for semi-transparent reflection film, sputtering target and optical recording medium | Hiroshi Yanagihara | 2011-03-22 |