Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6821408 | Method and apparatus for an anodic treatment | Yuzuru Morioka, Sachiko Sugita, Masazumi Ishikawa | 2004-11-23 |
| 6814851 | Method and apparatus for an anodic treatment | Masazumi Ishikawa, Sachiko Sugita | 2004-11-09 |