Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6571729 | Apparatus for depositing a thin film on a data recording disk | Osamu Watabe, Naoki Watanabe | 2003-06-03 |
| 6572934 | Method for manufacturing a magnetic recording disk | Naoki Watanabe, Nobuyoshi Watanabe, Kazunori Tani, Shinji Furukawa, Osamu Watabe | 2003-06-03 |