Issued Patents All Time
Showing 1–25 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8462468 | Magnetic head and magnetic disk drive to be used for shingled recording method | Hiroyuki Katada, Takayuki Ichihara | 2013-06-11 |
| 8085499 | Thin film perpendicular magnetic recording head, their fabrication process and magnetic disk drive using it | Kazuhiro Nakamoto, Hiroyuki Hoshiya, Yasuyuki Okada, Masafumi Mochizuki | 2011-12-27 |
| 7969691 | Magnetic head and magnetic disk system having a read sensor and a sensing current | Chiseki Haginoya, Kaori Suzuki | 2011-06-28 |
| 7813079 | Thin film perpendicular magnetic recording head, their fabrication process and magnetic disk drive using it | Kazuhiro Nakamoto, Hiroyuki Hoshiya, Yasuyuki Okada, Masafumi Mochizuki | 2010-10-12 |
| 7532433 | Thin film perpendicular magnetic recording head, their fabrication process and magnetic disk drive using it | Kazuhiro Nakamoto, Hiroyuki Hoshiya, Yasuyuki Okada, Masafumi Mochizuki | 2009-05-12 |
| 7426091 | Magnetic head | Yasuyuki Okada, Hiroyuki Hoshiya | 2008-09-16 |
| 7405905 | Perpendicular magnetic recording and reproducing head | Hisashi Kimura, Kazuhiro Nakamoto, Nobuo Yoshida | 2008-07-29 |
| 7348078 | Perpendicular magnetic recording medium and magnetic storage apparatus | Masaaki Futamoto, Kazuhiro Nakamoto | 2008-03-25 |
| 7274626 | Magneto-optical recording using a heating element | Kenchi Ito | 2007-09-25 |
| 7221538 | Thin film perpendicular magnetic recording head, their fabrication process and magnetic disk drive using it | Kazuhiro Nakamoto, Hiroyuki Hoshiya, Yasuyuki Okada, Masafumi Mochizuki | 2007-05-22 |
| 7145750 | Perpendicular magnetic recording head and perpendicular magnetic recording and reproducing system | Hisashi Kimura, Kazuhiro Nakamoto, Nobuo Yoshida | 2006-12-05 |
| 7086140 | Method of fabricating a thin film magnetic recording head | Tomohiro Okada, Kaori Suzuki, Hiroshi Fukui, Isao Nunokawa | 2006-08-08 |
| 7057853 | Magnetic head | Yasuyuki Okada, Hiroyuki Hoshiya | 2006-06-06 |
| 7054106 | Magnetic head and magnetic storage apparatus | Kazue Kudo, Kazuhiro Nakamoto, Nobuo Yoshida, Kimitoshi Etoh | 2006-05-30 |
| 7038881 | Magnetic head for perpendicular recording including a main pole having a pole tip with three tapered sides | Kenchi Ito, Masafumi Mochizuki | 2006-05-02 |
| 6995949 | Magnetic heads for perpendicular recording and magnetic recording disk apparatus using the same | Atsushi Nakamura, Masafumi Mochizuki, Tomohiro Okada, Kimitoshi Etoh, Isao Nunokawa | 2006-02-07 |
| 6934128 | Magnetic head and magnetic disk drive | Yuko Tsuchiya, Hiroyuki Hoshiya, Katsuro Watanabe, Hiroshi Ide | 2005-08-23 |
| 6926974 | Perpendicular magnetic recording medium and magnetic storage apparatus | Masaaki Futamoto, Kazuhiro Nakamoto | 2005-08-09 |
| 6906898 | Differential detection read sensor, thin film head for perpendicular magnetic recording and perpendicular magnetic recording apparatus | — | 2005-06-14 |
| 6891697 | Magnetic heads for perpendicular recording and magnetic recording disk apparatus using the same | Atsushi Nakamura, Masafumi Mochizuki, Tomohiro Okada, Kimitoshi Etoh, Isao Nunokawa | 2005-05-10 |
| 6813116 | Magnetic heads for perpendicular recording and magnetic recording disk apparatus using the same | Atsushi Nakamura, Masafumi Mochizuki, Tomohiro Okada, Kimitoshi Etoh, Isao Nunokawa | 2004-11-02 |
| 6795277 | Magnetic head and magnetic disk drive | Yuko Tsuchiya, Hiroyuki Hoshiya, Katsuro Watanabe, Hiroshi Ide | 2004-09-21 |
| 6785097 | Thin film magnetic recording head, method of fabricating the thin film magnetic recording head and magnetic disk drive | Tomohiro Okada, Kaori Suzuki, Hiroshi Fukui, Isao Nunokawa | 2004-08-31 |
| 6731478 | Magnetoresistive effect head | Kazuhiro Nakamoto | 2004-05-04 |
| 6728081 | Magnetic head and magnetic disk apparatus | Reiko Arai, Katsuro Watanabe | 2004-04-27 |