| 9230566 |
Perpendicular magnetic write head having a controlled magnetization state shield |
Yohji Maruyama, Wataru Kimura, Shigeru Tadokoro |
2016-01-05 |
| 8542462 |
Perpendicular magnetic recording head having a non-magnetic film recessed from the air bearing surface for improved high-density magnetic recording |
Yohji Maruyama, Tetsuya Okai, Hiromi Shiina, Kazue Kudo |
2013-09-24 |
| 8300358 |
Magnetic head having write pole, first soft magnetic films separately disposed on both sides of the main pole, and a second soft magnetic film disposed on a trailing side of the main pole |
Yohji Maruyama, Kimitoshi Etoh, Hiromi Shiina, Kazue Kudo |
2012-10-30 |
| 8054580 |
Perpendicular recording magnetic head |
Wataru Kimura, Yohji Marujama |
2011-11-08 |
| 8000058 |
Magnetic head for perpendicular recording having pole pieces provided on surface of soft magnetic film |
Youji Maruyama, Masafumi Mochizuki, Ichiro Ohdake |
2011-08-16 |
| 7576952 |
Magnetic write head including a magnetic pole piece having a protrusion |
Yoji Maruyama, Makoto Morijiri, Shigekazu Ohtomo, Ichiro Ohdake |
2009-08-18 |
| 7551395 |
Main pole structure coupled with trailing gap for perpendicular recording |
Yoji Maruyama, Kazue Kudo, Ichiro Ohdake |
2009-06-23 |
| 7460335 |
Magnetic head having first and second protective films with different coefficients of linear expansion |
Yohji Maruyama, Takashi Kawabe, Makoto Morijiri, Hiroshi Fukui |
2008-12-02 |
| 7382576 |
Thin film magnetic head and magnetic disk apparatus including the same |
Tomohiro Okada, Tetsuya Okai, Shinobu Sasaki, Naoki Koyama, Takashi Kawabe +2 more |
2008-06-03 |
| 7262940 |
Separate read/write magnetic head |
Youji Maruyama |
2007-08-28 |
| 7068467 |
Thin film magnetic head and magnetic disk apparatus including the same |
Tomohiro Okada, Tetsuya Okai, Shinobu Sasaki, Naoki Koyama, Harunobu Saito +1 more |
2006-06-27 |
| 7064925 |
Magnetic head for reducing projection of retrieving and writing unit from float surface, and magnetic recording/retrieving apparatus using the same |
Yohji Maruyama, Takashi Kawabe, Makoto Morijiri, Hiroshi Fukui |
2006-06-20 |
| 7061726 |
Thin film magnetic head |
Shigekazu Ohtomo, Hiroshi Fukui, Sunao Yonekawa, Yoji Maruyama |
2006-06-13 |
| 6877212 |
Manufacturing method of a thin film magnetic head |
Tomohiro Okada, Tetsuya Okai, Shinobu Sasaki, Naoki Koyama, Harunobu Saito +1 more |
2005-04-12 |
| 6483663 |
Thin film magnetic head and magnetic disk apparatus including the same |
Tomohiro Okada, Tetsuya Okai, Shinobu Sasaki, Naoki Koyama, Takashi Kawabe +2 more |
2002-11-19 |
| 5590008 |
Magnetic disc unit having a plurality of magnetic heads which include multilayer magnetic films |
Masanori Tanabe, Hiroshi Fukui, Kazuhiro Nakamoto, Moriaki Fuyama, Katsuya Mitsuoka +4 more |
1996-12-31 |
| 5349745 |
Method of fabricating thin-film magnetic head |
Takashi Kawabe, Eiji Ashida, Moriaki Fuyama, Hiroshi Fukui, Yoshikazu Tsuji +5 more |
1994-09-27 |
| 5296979 |
Magnetic disc apparatus with thin film head suitable for high-density recording |
Takashi Kawabe, Moriaki Fuyama, Shinji Narishige, Masatoshi Tsuchiya, Eiji Ashida +9 more |
1994-03-22 |