Issued Patents All Time
Showing 51–75 of 85 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7110335 | Recording and reproducing method for optical recording medium and optical recording medium | Tetsuro Mizushima | 2006-09-19 |
| 6982111 | Optical recording medium and recording method for optical recording medium | Tetsuro Mizushima, Koji Mishima | 2006-01-03 |
| 6961160 | Recording material for holograms, manufacturing method thereof, recording medium for holograms, hologram recording method and hologram reproduction method | — | 2005-11-01 |
| 6961161 | Holographic recording and reproducing apparatus | Takuya Tsukagoshi | 2005-11-01 |
| 6953616 | Multi-layered optical recording medium | Tetsuro Mizushima, Tsuyoshi Komaki | 2005-10-11 |
| 6733858 | Optical recording medium and optical recording method therefor | Tetsuro Mizushima | 2004-05-11 |
| 6656559 | Optical recording medium and optical recording method therefor | Tetsuro Mizushima | 2003-12-02 |
| 6603733 | Optical information medium | Takuya Tsukagoshi | 2003-08-05 |
| 6576319 | Optical information medium and making method | Takuya Tsukagoshi, Tsuyoshi Komaki | 2003-06-10 |
| 6560182 | Optical recording method | Mori Nagayama, Hiroyasu Inoue | 2003-05-06 |
| 6540397 | Optical information storage medium | Takuya Tsukagoshi, Hideki Hirata, Naoki Hayashida, Tokuyuki Honda, Mark McDonald +6 more | 2003-04-01 |
| 6399173 | Optical recording medium and method for making the same | Mori Nagayama | 2002-06-04 |
| 6333913 | Optical recording medium and optical recording method | Hiroshi Shingai, Takuya Tsukagoshi | 2001-12-25 |
| 6195326 | Phase-change type medium for use in high density recording | Hiroshi Shingai, Takuya Tsukagoshi | 2001-02-27 |
| 6120921 | Magneto-optical recording medium | Shinji Miyazaki, Hiroyasu Inoue | 2000-09-19 |
| 6111849 | Phase change optical recording medium, method of overwriting same and recording system for the overwriting | Masanori Kosuda, Hiroshi Shingai, Takashi Kikukawa | 2000-08-29 |
| 6096399 | Optical recording medium | Masanori Kosuda, Hiroshi Shingai | 2000-08-01 |
| 6086993 | Magneto-optical recording medium | Shinji Miyazaki, Hiroyasu Inoue | 2000-07-11 |
| 6071587 | Optical recording medium and its recording method | Masanori Kosuda, Hiroshi Shingai, Hiroshi Chihara | 2000-06-06 |
| 6044044 | Magneto-optical recording medium having an enlarged magnetic domain in the amplifier layer during read-out | Shinji Miyazaki, Hiroyasu Inoue | 2000-03-28 |
| 6042921 | Optical recording medium and read/write method therefor | Masanori Kosuda, Hiroshi Shingai, Shinji Miyazaki | 2000-03-28 |
| 6031793 | Magneto-optical recording medium with a layer to enlarge magnetic domains | Shinji Miyazaki, Hiroyasu Inoue | 2000-02-29 |
| 6017620 | Magneto-optical recording medium | Shinji Miyazaki, Hiroyasu Inoue | 2000-01-25 |
| 6009050 | Reading method for magneto-optical recording disc, magneto-optical recording disc driving device and magneto-optical recording medium | Hiroyasu Inoue, Shinji Miyazaki | 1999-12-28 |
| 5978349 | Optical recording medium | Hiroyasu Inoue, Tatsuya Kato | 1999-11-02 |