Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6497948 | Magnetic recording medium | Kiyomi Ejiri | 2002-12-24 |
| 6490054 | Code image recorder for recording an optically readable code image including markers as reference indexes | Shinzo Matsui, Satoru Tsukihara | 2002-12-03 |
| 6482506 | Magnetic recording medium | Kiyomi Ejiri | 2002-11-19 |
| 6479131 | Magnetic recording medium | Kiyomi Ejiri, Koji Naoe | 2002-11-12 |
| 6475598 | Magnetic recording medium | Koji Naoe, Kiyomi Ejiri | 2002-11-05 |