Issued Patents All Time
Showing 76–100 of 125 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7738203 | Magnetic recording medium Formatted with ROM and RAM regions | Masatoshi Sakurai, Seiji Morita, Yoshiyuki Kamata | 2010-06-15 |
| 7708543 | Stamper for magnetic recording media, method of manufacturing magnetic recording media using the same, and method of manufacturing stamper for magnetic recording media | Satoshi Shirotori, Masatoshi Sakurai, Yoshiyuki Kamata | 2010-05-04 |
| 7687158 | Perpendicular magnetic recording medium and perpendicular magnetic recording/reproducing apparatus | Migaku Takahashi, Masahiro Oka | 2010-03-30 |
| 7666531 | Perpendicular magnetic recording medium and magnetic recording/reproduction apparatus | Takeshi Iwasaki, Soichi Oikawa, Tomoyuki Maeda | 2010-02-23 |
| 7655329 | Patterned magnetic recording media, stamper for manufacture of patterned magnetic recording media, method of manufacturing patterned magnetic recording media, and magnetic recording/reproduction apparatus | Yoshiyuki Kamata, Takayuki Yamamoto, Hiroyuki Hyodo | 2010-02-02 |
| 7635529 | Substrate for magnetic recording media, magnetic recording media and magnetic recording apparatus | Katsuyuki Naito, Masatoshi Sakurai, Yoshiyuki Kamata, Naoko Kihara, Masahiro Oka | 2009-12-22 |
| 7625645 | Patterned magnetic recording media, stamper for manufacture of patterned magnetic recording media, method of manufacturing patterned magnetic recording media, and magnetic recording/reproduction apparatus | Yoshiyuki Kamata, Takayuki Yamamoto, Hiroyuki Hyodo | 2009-12-01 |
| 7622204 | Magnetic recording medium and magnetic recording apparatus | Tomoyuki Maeda, Soichi Oikawa, Takeshi Iwasaki | 2009-11-24 |
| 7618549 | Method of forming patterns and method of manufacturing magnetic recording media | Satoshi Shirotori, Yoshiyuki Kamata, Masatoshi Sakurai | 2009-11-17 |
| 7580223 | Magnetic recording media, substrate for magnetic recording media, and magnetic recording apparatus | Masatoshi Sakurai, Masahiro Oka | 2009-08-25 |
| 7494725 | Magnetic recording medium, method for manufacturing recording medium and magnetic recording apparatus | Tomoyuki Maeda, Soichi Oikawa, Takeshi Iwasaki | 2009-02-24 |
| 7443626 | Patterned disk medium for vertical magnetic recording, and magnetic disk drive with the medium | Makoto Asakura, Yoichiro Tanaka | 2008-10-28 |
| 7431999 | Perpendicular magnetic recording medium and magnetic recording/reproducing apparatus | Takeshi Iwasaki, Soichi Oikawa, Tomoyuki Maeda | 2008-10-07 |
| 7416794 | Magnetic recording medium, method for manufacturing recording medium and magnetic recording apparatus | Tomoyuki Maeda, Soichi Oikawa, Takeshi Iwasaki | 2008-08-26 |
| 7372648 | Optically-assisted magnetic recording head and optically-assisted magnetic recording apparatus | Junichi Akiyama, Tadashi Kai, Toshihiko Nagase, Tomoyuki Maeda | 2008-05-13 |
| 7343857 | Imprint apparatus and method for imprinting | Masatoshi Sakuarai, Naoko Kihara | 2008-03-18 |
| 7345838 | Magnetic recording media and magnetic recording and reproducing apparatus | Masatoshi Sakurai, Makoto Asakura | 2008-03-18 |
| 7330335 | Magnetic recording medium, magnetic recording apparatus and magnetic recording method | Tadashi Kai, Junichi Akiyama | 2008-02-12 |
| 7323258 | Magnetic recording medium and method for manufacturing the same | Yoshiyuki Kamata, Yuichi Ohsawa, Hiroyuki Hieda | 2008-01-29 |
| 7319568 | Magnetic recording media, magnetic recording apparatus, and stamper | Takeshi Okino, Yoichiro Tanaka, Yoshiyuki Kamata | 2008-01-15 |
| 7314833 | Method for manufacturing substrate for discrete track recording media and method for manufacturing discrete track recording media | Yoshiyuki Kamata, Katsuyuki Naito, Masatoshi Sakurai, Masahiro Oka | 2008-01-01 |
| 7272107 | Optical recording medium having super resolution layer | Katsutaro Ichihara, Toshihiko Nagase | 2007-09-18 |
| 7195827 | Perpendicular magnetic recording medium | Tomoyuki Maeda, Hiroyuki Hieda, Yoshiyuki Kamata | 2007-03-27 |
| 7141317 | Perpendicular magnetic recording medium | Yoshiyuki Kamata | 2006-11-28 |
| 7067207 | Magnetic recording medium having a patterned soft magnetic layer | Yoshiyuki Kamata, Masatoshi Sakurai | 2006-06-27 |