Issued Patents 1994
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5353277 | Optical disk having intertrack heat conduction suppression | Atsushi Fukumoto, Masumi Ono | 1994-10-04 |
| 5335213 | Positional detection of a magneto-optic recording medium for controlling irradiation of a relief region | Atsushi Fukumoto, Toshiki Udagawa, Shunji Yoshimura, Masumi Ono | 1994-08-02 |
| 5329512 | Temperature detection of a magneto-optic recording medium for controlling irradiation of an erasure region | Atsushi Fukimoto, Toshiki Udagawa, Shunji Yoshimura, Masumi Ono | 1994-07-12 |
| 5326648 | Surface-treated steel sheet having improved weldability and plating properties, and method for producing the same | Chiaki Kato, Yasuji Uesugi, Nobuyuki Morito, Akira Yasuda, Hajime Kimura | 1994-07-05 |
| 5304440 | Optical disk | Masumi Ono, Atsushi Fukumoto | 1994-04-19 |