Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8802247 | Perpendicular magnetic recording medium with high medium S/N | Hiroyuki Matsumoto, Mitsuhiro Shoda, Yuzuru Hosoe, Katsumi Mabuchi | 2014-08-12 |
| 8705208 | Perpendicular magnetic recording medium (PMRM) and magnetic storage device using the same | Hiroyuki Nakagawa, Ichiro Tamai, Kiwamu Tanahashi | 2014-04-22 |
| 8507115 | Perpendicular magnetic recording medium | Niroyuki Nakagawa | 2013-08-13 |
| 8390956 | Perpendicular magnetic recording medium having FCC seed layers | Shun Tonooka, Hiroyuki Nakagawa, Kiwamu Tanahashi | 2013-03-05 |
| 8071228 | Perpendicular magnetic recording medium | Hiroyuki Suzuki, Masayoshi Shimizu | 2011-12-06 |
| 7875373 | Perpendicular magnetic recording medium and magnetic storage apparatus using the same | Yoshiyuki Hirayama, Ichiro Tamai | 2011-01-25 |
| 7875371 | Perpendicular magnetic recording medium, manufacturing process of the same, and magnetic recording/reproducing apparatus using the same | Kiwamu Tanahashi, Yoshinori Honda, Mineaki Kodama | 2011-01-25 |
| 7691500 | Perpendicular magnetic recording medium | Masayoshi Shimizu | 2010-04-06 |
| 7666530 | Perpendicular magnetic recording medium, and magnetic recording/reproducing apparatus using the same | Yoshinori Honda, Hiroyuki Matsumoto | 2010-02-23 |
| 7641989 | Perpendicular magnetic recording medium for high density recording and manufacturing of the same | Ikuko Takekuma, Yoko Ogawa, Yoshiyuki Hirayama, Yuzuru Hosoe, Tomio Iwasaki | 2010-01-05 |
| 7534507 | Perpendicular magnetic recording medium for high density magnetic recording and manufacturing of the same | Yoshiyuki Hirayama, Yuzuru Hosoe, Tomio Iwasaki, Yoko Ogawa, Ikuko Takekuma | 2009-05-19 |
| 7289284 | Stray field detector, magnetic disk drive, and method of head escaping | Takehiko Hamaguchi, Atsushi Kikugawa, Hideaki Maeda, Liping Shen, Mikio Suzuki | 2007-10-30 |
| 7217467 | Perpendicular magnetic recording medium and magnetic recording/reproducing apparatus | Kiwamu Tanahashi, Atsushi Kikugawa | 2007-05-15 |
| 7153596 | Perpendicular magnetic recording medium, manufacturing process of the same, and magnetic storage apparatus using the same | Kiwamu Tanahashi, Atsushi Kikugawa | 2006-12-26 |
| 7072155 | Magnetoresistive sensor including magnetic domain control layers having high electric resistivity, magnetic head and magnetic disk apparatus | Hiromasa Takahashi, Susumu Soeya | 2006-07-04 |
| 6947316 | Magnetoresistive sensor including magnetic domain control layers having high electric resistivity, magnetic head and magnetic disk apparatus | Hiromasa Takahashi, Susumu Soeya | 2005-09-20 |
| 6870718 | Magnetoresistive sensor including magnetic domain control layers having high electric resistivity | Hiromasa Takahashi, Susumu Soeya | 2005-03-22 |
| 6728081 | Magnetic head and magnetic disk apparatus | Yoshiaki Kawato, Katsuro Watanabe | 2004-04-27 |
| 6671136 | Magnetic head and magnetic disk apparatus | Yoshiaki Kawato, Katsuro Watanabe | 2003-12-30 |
| 6636391 | Magnetoresistive sensor, magnetic head and magnetic disk apparatus | Katsuro Watanabe, Yoshiaki Kawato | 2003-10-21 |
| 6633465 | Magnetoresistive element | Hiroyuki Hoshiya, Katsuya Mitsuoka, Masaaki Sano, Susumu Soeya, Hiroshi Fukui +2 more | 2003-10-14 |
| 6249405 | Magnetic head including magnetoresistive element | Hiroyuki Hoshiya, Katsuya Mitsuoka, Masaaki Sano, Susumu Soeya, Hiroshi Fukui +2 more | 2001-06-19 |
| 6125019 | Magnetic head including magnetoresistive element | Hiroyuki Hoshiya, Katsuya Mitsuoka, Masaaki Sano, Susumu Soeya, Hiroshi Fukui +2 more | 2000-09-26 |
| 5933297 | Magnetic storage/read system with read head including magnetoresistive element | Hiroyuki Hoshiya, Katsuya Mitsuoka, Masaaki Sano, Susumu Soeya, Hiroshi Fukui +2 more | 1999-08-03 |
| 5051856 | Thin film magnetic head with mixed crystal structures | Shinji Narishige, Katsuya Mitsuoka, Takao Imagawa, Kouichi Nishioka, Akira Kumagai +7 more | 1991-09-24 |