Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6778485 | Optical storage device having liquid crystal layers varying light in phase between 0 and &pgr; | Shin Hasegawa, Tatsuo Uchida | 2004-08-17 |
| 6704249 | Magnetic head having an irregular surface for heat dissipation | Goro Kawasaki, Tsuyoshi Matsumoto, Tohru Fujimaki | 2004-03-09 |
| 6697305 | Magnetic head with sectioned magnetic field regulator | — | 2004-02-24 |