Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6826825 | Method for manufacturing a magnetic recording medium | Hiroyuki Uwazumi, Takahiro Shimizu, Tadaaki Oikawa | 2004-12-07 |
| 6767651 | Magnetic recording medium, method for manufacturing a magnetic recording medium and magnetic recording device | Hiroyuki Uwazumi, Tadaaki Oikawa, Takahiro Shimizu | 2004-07-27 |
| 6716543 | Magnetic recording medium and method for producing same | Hiroyuki Uwazumi, Tadaaki Oikawa | 2004-04-06 |
| 6696172 | Recording medium and method for manufacturing the same | Tadaaki Oikawa, Hiroyuki Uwazumi, Takahiro Shimizu | 2004-02-24 |
| 6673475 | Magnetic recording medium and manufacturing method therefore | Tadaaki Oikawa, Hiroyuki Uwazumi, Takahiro Shimizu | 2004-01-06 |