Issued Patents All Time
Showing 51–55 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5946275 | Optical readout method with a direction of a magnetic field applied to a recording medium changed with a signal, and a system therefor | Harukazu Miyamoto, Hirofumi Sukeda | 1999-08-31 |
| 5886969 | High-density information recording/reproducing method | Takeshi Maeda, Hisataka Sugiyama, Hiroyuki Awano, Harukazu Miyamoto, Keikichi Andoo +5 more | 1999-03-23 |
| 5867455 | Optical method and device for irradiating domains at predetermined positions | Harukazu Miyamoto, Hirofumi Sukeda | 1999-02-02 |
| 5835469 | High-density information recording/reproducing method | Takeshi Maeda, Hisataka Sugiyama, Hiroyuki Awano, Harukazu Miyamoto, Keikichi Andoo +5 more | 1998-11-10 |
| 5790482 | Optical disk apparatus for recording information using a light intensity modulation method with a partial response detector | Hiroyuki Tsuchinaga, Hirofumi Sukeda | 1998-08-04 |