Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7924533 | Multi-channel head | Kazuhiko Maejima, Yoshiyuki Mizoguchi, Nobuya Oyama, Hiraku Hirabayashi, Naoto Matono | 2011-04-12 |
| 7724474 | Thin-film magnetic head comprising contact pad including portions of closure and substrate and magnetic recording apparatus comprising the head | Kazuhiko Maejima, Mitsuyoshi Kawai, Katsumichi Tagami, Makoto Yoshida, Hiroshi Kamiyama | 2010-05-25 |
| 7649713 | Thin-film magnetic head with heating element and heatsink | Norikazu Ota, Katsuki Kurihara, Hiraku Hirabayashi, Taro Oike | 2010-01-19 |
| 7623322 | Thin-film magnetic head with heater spaced further from medium facing surface than split in shield | Tsuyoshi Umehara, Norikazu Ota, Katsumichi Tagami, Nobuya Oyama, Soji Koide +2 more | 2009-11-24 |
| 7604910 | Exposure mask, method of forming resist pattern and method of forming thin film pattern | Akifumi Kamijima | 2009-10-20 |
| 7583479 | Thin-film magnetic head with heater in overcoat multilayer, head gimbal assembly with thin-film magnetic head, and magnetic disk drive apparatus with head gimbal assembly | Tsuyoshi Umehara, Norikazu Ota, Katsumichi Tagami, Nobuya Oyama, Soji Koide +2 more | 2009-09-01 |
| 7443633 | Thin-film magnetic head for perpendicular magnetic recording and manufacturing method of thin-film magnetic head | Katsumichi Tagami, Tatsuya Harada, Tetsuya Roppongi, Susumu Aoki, Kazumasa Fukuda +1 more | 2008-10-28 |
| 7326102 | Apparatus for lapping thin film magnetic heads | Ryuji Fujii | 2008-02-05 |
| 7221529 | Magnetic head driving circuit and magnetic disk device | Mitsuo Otsuki, Hiroshi Kiyono, Nobutaka Nishio | 2007-05-22 |
| 7173786 | Magnetic disk drive apparatus and method for compensating characteristics of magnetic disk drive apparatus | Yosuke Antoku | 2007-02-06 |
| 7158340 | Magnetic recording and reproducing apparatus and magnetic recording medium | Katsumichi Tagami, Yoshikazu Soeno, Kazuya Shimakawa | 2007-01-02 |
| 7075294 | Method of inspecting thin-film magnetic head and method of making thin-film magnetic head | Muneyoshi Kobashi | 2006-07-11 |