Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7366075 | Phase-change optical recording medium and recording method and apparatus for the same | Kazunori Ito, Michiharu Abe, Makoto Harigaya, Takashi Shibaguchi, Eiko Suzuki +2 more | 2008-04-29 |
| 7273534 | Optical device substrate film-formation apparatus, optical disk substrate film-formation method, substrate holder manufacture method, substrate holder, optical disk and a phase-change recording type of optical disk | Kazunori Ito, Katsunari Hanaoka, Hiroshi Deguchi, Nobuaki Onagi, Kiyoto Shibata +5 more | 2007-09-25 |
| 7260053 | Optical recording medium, process for manufacturing the same, sputtering target for manufacturing the same, and optical recording process using the same | Makoto Harigaya, Kazunori Ito, Miku Mizutani, Michiaki Shinotsuka, Hiroyuki Iwasa +1 more | 2007-08-21 |
| 7102977 | Phase-change optical recording medium and recording method and apparatus for the same | Kazunori Ito, Michiharu Abe, Makoto Harigaya, Takashi Shibaguchi, Eiko Suzuki +2 more | 2006-09-05 |
| 6884488 | Phase-change optical recording medium and recording method and apparatus for the same | Kazunori Ito, Michiharu Abe, Makoto Harigaya, Takashi Shibaguchi, Eiko Suzuki +2 more | 2005-04-26 |
| 6841049 | OPTICAL DEVICE SUBSTRATE FILM-FORMATION APPARATUS, OPTICAL DISK SUBSTRATE FILM-FORMATION METHOD, SUBSTRATE HOLDER MANUFACTURE METHOD, SUBSTRATE HOLDER, OPTICAL DISK AND A PHASE-CHANGE RECORDING TYPE OF OPTICAL DISK | Kazunori Ito, Katsunari Hanaoka, Hiroshi Deguchi, Nobuaki Onagi, Kiyoto Shibata +5 more | 2005-01-11 |
| 6777057 | Phase-change optical recording medium and recording method and apparatus for the same | Kazunori Ito, Michiharu Abe, Makoto Harigaya, Takashi Shibaguchi, Eiko Suzuki +2 more | 2004-08-17 |
| 6741545 | Phase-change medium usable in phase-difference tracking | Michiaki Shinotsuka, Hajime Yuzurihara, Hiroshi Deguchi | 2004-05-25 |
| 6548137 | Phase-change optical recording medium and recording method and apparatus for the same | Kazunori Ito, Michiharu Abe, Makoto Harigaya, Takashi Shibaguchi, Eiko Suzuki +2 more | 2003-04-15 |
| 6426936 | Phase-change medium usable in phase-difference tracking | Michiaki Shinotsuka, Hajime Yuzurihara, Hiroshi Deguchi | 2002-07-30 |
| 6391417 | Optical information recording medium | Hajime Yuzurihara, Hiroshi Deguchi | 2002-05-21 |
| 6177167 | Optical information recording medium | Hajime Yuzurihara, Hiroshi Deguchi | 2001-01-23 |