Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5909410 | Optical magnetic recording medium and optical magnetic reproducing method | Hiroaki Nemoto | 1999-06-01 |
| 5886969 | High-density information recording/reproducing method | Takeshi Maeda, Hisataka Sugiyama, Harukazu Miyamoto, Keikichi Andoo, Kouichirou Wakabayashi +5 more | 1999-03-23 |
| 5851643 | Magnetic recording media and magnetic recording read-back system which uses such media | Yukio Honda, Nobuyuki Inaba, Mikio Suzuki, Masaaki Futamoto, Yoshibumi Matsuda +1 more | 1998-12-22 |
| 5835469 | High-density information recording/reproducing method | Takeshi Maeda, Hisataka Sugiyama, Harukazu Miyamoto, Keikichi Andoo, Kouichirou Wakabayashi +5 more | 1998-11-10 |
| 5715226 | Flying type optical head integrally formed with light source and photodetector and optical disk apparatus with the same | Takeshi Shimano, Kenchi Ito, Yooji Maruyama | 1998-02-03 |
| 5481386 | Flying type optical head integrally formed with light source and photodetector and optical disk apparatus with the same | Takeshi Shimano, Kenchi Ito, Yooji Maruyama | 1996-01-02 |
| 5263015 | Magneto-optical recording media and overwrite recording method using the same | Toshio Niihara, Harukazu Miyamoto, Makoto Miyamoto, Keikichi Andoo, Tsuyoshi Toda +3 more | 1993-11-16 |