Issued Patents All Time
Showing 51–75 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7885029 | Thermally-assisted magnetic recording head and thermally-assisted magnetic recording method | Daisuke Miyauchi, Susumu Aoki, Seiichi Takayama, Koji Shimazawa | 2011-02-08 |
| 7872831 | Thin-film magnetic head having a recording head portion configured to record magnetic information on a patterned media, head gimbal assembly, and hard disk system | Kei Hirata, Kiyoshi Noguchi | 2011-01-18 |
| 7843667 | Thin film magnetic head, head gimbal assembly, head arm assembly and magnetic disk device | Kei Hirata, Norikazu Ota, Yuichi Watabe, Tetsuro Sasaki, Takeo Kagami +6 more | 2010-11-30 |
| 7791838 | Magnetic head apparatus and magnetic recording and reproducing apparatus | Isamu Sato, Yoshikazu Soeno, Koichi Terunuma, Hiroshi Ikeda | 2010-09-07 |
| 7554766 | Magnetic head for perpendicular magnetic recording in which gap thickness and pole layer shape are defined for suppressing occurrence of pole erase phenomenon | Norikazu Ota | 2009-06-30 |
| 7522376 | Perpendicular magnetic recording head and method of manufacturing the same | Naoto Matono, Norikazu Ota | 2009-04-21 |
| 7508626 | Thin film magnetic head having magnetic pole with controlled dimensions | Shigeru Ichihara, Akihiro Oda, Naoto Matono | 2009-03-24 |
| 7463449 | Magnetic head for perpendicular magnetic recording, head gimbal assembly, head arm assembly and magnetic disk drive | Kei Hirata, Atsushi Yamaguchi, Kiyoshi Noguchi | 2008-12-09 |
| 7443633 | Thin-film magnetic head for perpendicular magnetic recording and manufacturing method of thin-film magnetic head | Katsumichi Tagami, Tatsuya Harada, Hiroki Matsukuma, Susumu Aoki, Kazumasa Fukuda +1 more | 2008-10-28 |
| 7379268 | Thin-film magnetic head including non-magnetic layer for maintaining flatness of the top surface of pole portion layer | Yoshikazu Sato, Yuichi Watabe | 2008-05-27 |
| 7359146 | Perpendicular magnetic recording element having stacked FM and AFM films applying magnetic bias along easy axis of soft magnetic film | Kei Hirata, Kiyoshi Noguchi, Tetsuya Mino | 2008-04-15 |
| 7312951 | Magnetic head for perpendicular magnetic recording | Kei Hirata, Kiyoshi Noguchi, Atsushi Yamaguchi | 2007-12-25 |
| 7245454 | Magnetic head for vertical magnetic recording including main pole layer having varying width and thickness, head gimbal assembly, and hard disk drive | Susumu Aoki, Yasuyuki Notsuke, Yuichi Watabe, Norikazu Ota | 2007-07-17 |
| 7219414 | Method of manufacturing magnetic head for perpendicular magnetic recording | Yuichi Watabe, Susumu Aoki, Yasuyuki Notsuke | 2007-05-22 |
| 7206166 | Thin film magnetic head and method of manufacturing the same | Yasuyuki Notsuke, Akihiro Oda | 2007-04-17 |
| 7154707 | Thin film magnetic head and magnetic recording apparatus | Yuichi Watabe, Norikazu Ota, Yasuyuki Notsuke, Susumu Aoki, Naoto Matono | 2006-12-26 |
| 6952325 | Thin film magnetic head and method of manufacturing the same | Yoshikazu Sato, Yuko Motegi, Yasuyuki Notsuke | 2005-10-04 |
| 6922316 | Thin-film magnetic head and method of manufacturing same | Yoshikazu Sato, Yuichi Watabe | 2005-07-26 |
| 6901651 | Method of manufacturing thin-film magnetic head | Yoshikazu Sato | 2005-06-07 |
| 6850390 | Thin-film magnetic head and method of manufacturing same | Yoshikazu Sato, Yuichi Watabe | 2005-02-01 |
| 6738222 | Thin-film magnetic head and method of manufacturing same | Yoshikazu Sato | 2004-05-18 |
| D489075 | Combined slider and head for reading or writing information on a disk | Yoshimitsu Wada, Takeshi Wada, Isamu Sato | 2004-04-27 |
| 6728064 | Thin-film magnetic head having two magnetic layers, one of which includes a pole portion layer and a yoke portion layer, and method of manufacturing same | Yoshikazu Sato, Yasuyuki Notsuke | 2004-04-27 |
| 6707643 | Perpendicular magnetic recording head having narrow recording gap and perpendicular magnetic recording apparatus using the same | Akihiko Takeo, Shinichi Horinouchi, Haruyuki Morita, Mikio Matsuzaki | 2004-03-16 |
| 6639754 | Perpendicular magnetic recording head and perpendicular magnetic recording apparatus | Tomoko Taguchi, Shinichi Horinouchi, Haruyuki Morita, Mikio Matsuzaki | 2003-10-28 |