Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6749487 | Method of polishing glass substrate for information recording media, and glass substrate for information recording media | Koji Okuhata, Hiromi Nakano | 2004-06-15 |
| 6715863 | Ink jet recording device | — | 2004-04-06 |
| 6682166 | Ink jet recording apparatus | — | 2004-01-27 |