Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6911420 | Method of refining a lubricant for use on a magnetic recording medium | Shinji Shirai, Masayuki Ishikawa | 2005-06-28 |
| 6898371 | Video reproducing apparatus and reproducing method | Hiroshi Katayama | 2005-05-24 |