Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6809401 | Memory, writing apparatus, reading apparatus, writing method, and reading method | Rie Kojima, Noboru Yamada | 2004-10-26 |
| 6794006 | Information recording medium and method for producing the same, and method for recording/reproducing information thereon | Rie Kojima, Noboru Yamada | 2004-09-21 |
| 6751184 | Information recording medium, method for producing the same, and recording/reproducing method using the same | Rie Kojima, Noboru Yamada | 2004-06-15 |
| 6743496 | Information recording medium and method for producing the same, and method for recording/reproducing information thereon | Rie Kojima, Noboru Yamada | 2004-06-01 |
| 6689445 | Information recording medium and method of manufacturing the same | Rie Kojima, Noboru Yamada | 2004-02-10 |