Issued Patents All Time
Showing 101–125 of 144 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8270112 | Magnetic head with spin oscillation device(s) and magnetic recording device | Tomomi Funayama, Kenichiro Yamada, Masahiro Takashita, Mariko Shimizu, Junichi Akiyama +1 more | 2012-09-18 |
| 8264799 | Magnetic recording head | Junichi Akiyama, Kenichiro Yamada, Hitoshi Iwasaki | 2012-09-11 |
| 8238060 | Magnetic recording head and magnetic recording apparatus | Kenichiro Yamada, Hitoshi Iwasaki, Junichi Akiyama, Tomomi Funayama, Masahiro Takashita +3 more | 2012-08-07 |
| 8238058 | Magnetic recording head, magnetic head assembly, and magnetic recording apparatus | Mariko Shimizu, Hitoshi Iwasaki, Kenichiro Yamada, Katsuhiko Koui, Tomomi Funayama +2 more | 2012-08-07 |
| 8233230 | Method and apparatus for controlling head with spin-torque oscillator in a disk drive | Koji Yano, Kazuhito Shimomura, Akihiko Takeo, Kenichiro Yamada | 2012-07-31 |
| 8164854 | Magnetic recording head with spin oscillation device and magnetic recording apparatus including the magnetic recording head | Kenichiro Yamada, Hitoshi Iwasaki, Junichi Akiyama, Tomomi Funayama, Masahiro Takashita +1 more | 2012-04-24 |
| 8154825 | Magnetic recording head and magnetic recording device | Masahiro Takashita, Hitoshi Iwasaki, Kenichiro Yamada, Junichi Akiyama, Tomomi Funayama +1 more | 2012-04-10 |
| 8139322 | Magnetic recording head with protruding spin torque oscillator | Kenichiro Yamada, Hitoshi Iwasaki, Junichi Akiyama, Tomomi Funayama, Masahiro Takashita +1 more | 2012-03-20 |
| 8125744 | Current perpendicular to plane magneto-resistance effect element, magnetic head, and magnetic recording/reproducing device | Hitoshi Iwasaki, Masahiro Takashita, Michiko Hara, Dan Abels, Xin Li | 2012-02-28 |
| 8120875 | Magnetic recording apparatus utilizing a spin torque oscillator which interacts with an antenna layer in the magnetic recording medium | Kenichiro Yamada, Hitoshi Iwasaki, Tomomi Funayama, Masahiro Takashita, Mariko Shimizu | 2012-02-21 |
| 8081397 | Magnetic head assembly and magnetic recording apparatus | Tomomi Funayama, Kenichiro Yamada, Katsuhiko Koui, Hitoshi Iwasaki, Masahiro Takashita +2 more | 2011-12-20 |
| 8031443 | Magneto-resistance effect element, magnetic head, magnetic recording/reproducing device and method for manufacturing a magneto-resistance effect element | Hiromi Fuke, Susumu Hashimoto, Hitoshi Iwasaki | 2011-10-04 |
| 8027118 | Method and apparatus for controlling head with spin-torque oscillator in a disk drive | Toru Ezawa, Shuichi Kojima, Masahide Kanegae, Kenichiro Yamada, Katsuhiko Koui | 2011-09-27 |
| 7957098 | Magnetic recording head and magnetic recording apparatus | Kenichiro Yamada, Hitoshi Iwasaki, Junichi Akiyama, Tomomi Funayama, Masahiro Takashita +3 more | 2011-06-07 |
| 7791829 | Apparatus for assisting write operation using high frequency magnetic field in disk drive | Akihiko Takeo, Junichi Akiyama, Kenichiro Yamada, Hitoshi Iwasaki, Tomomi Funayama +2 more | 2010-09-07 |
| 7791843 | Magnetoresistance effect element, magnetic head and magnetic recording and/or reproducing system | Yuuzo Kamiguchi, Hiromi Yuasa, Tomohiko Nagata, Hiroaki Yoda, Katsuhiko Koui +3 more | 2010-09-07 |
| 7561383 | Magnetoresistance effect element, magnetic head and magnetic recording and/or reproducing system | Yuuzo Kamiguchi, Hiromi Yuasa, Tomohiko Nagata, Hiroaki Yoda, Katsuhiko Koui +3 more | 2009-07-14 |
| 7514916 | CCP-CPP-GMR head assembly, magnetic recording/reproducing apparatus, and specification method of appropriate sense current direction of CCP-CPP-GMR head | Tomomi Funayama, Kohichi Tateyama | 2009-04-07 |
| 7515386 | Magnetoresistance effect element, magnetic head and magnetic recording and/or reproducing system | Yuuzo Kamiguchi, Hiromi Yuasa, Tomohiko Nagata, Hiroaki Yoda, Katsuhiko Koui +3 more | 2009-04-07 |
| 7440239 | Magneto-resistance effect element and reproducing head | Yuzo Kamiguchi, Yuichi Ohsawa | 2008-10-21 |
| 7405906 | Current-perpendicular-to-plane magnetoresistance effect device with double current control layers | Tomomi Funayama, Katsuhiko Koui, Kohichi Tateyama | 2008-07-29 |
| 7379278 | Magnetoresistance effect element, having a nonmagnetic intermediate layer having a two-dimensional fluctuation of resistance | Katsuhiko Koui, Masatoshi Yoshikawa, Masashi Sahashi, Takeo Sakakubo, Hitoshi Iwasaki | 2008-05-27 |
| 7304825 | CCP-CCP-GMR head assembly with good operating life, and magnetic recording/reproducing apparatus therewith | Tomomi Funayama, Kohichi Tateyama | 2007-12-04 |
| 7277262 | CPP magnetoresistive head including a pair of shields and a sense current preamplifier | Tomomi Funayama, Yoichiro Tanaka | 2007-10-02 |
| 7215516 | Magnetoresistive head having magnetoresistive film including free layer and pinned layer arranged in head height direction | Masatoshi Yoshikawa | 2007-05-08 |