Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7492555 | Thin-film magnetic head structure, method of manufacturing the same, and thin-film magnetic head | Yoshitaka Sasaki, Hiroyuki Ito, Takehiro Kamigama, Hironori Araki, Shigeki Tanemura +1 more | 2009-02-17 |
| 7463448 | Thin film magnetic head having upper and lower poles and a gap film within a trench | Yoshitaka Sasaki, Takehiro Kamigama | 2008-12-09 |
| 7463450 | Thin film magnetic head | Yoshitaka Sasaki, Hiroyuki Itoh, Takehiro Kamigama | 2008-12-09 |
| 7417442 | Method and apparatus for testing tunnel magnetoresistive effect element, manufacturing method of tunnel magnetoresistive effect element and tunnel magnetoresistive effect element | Nozomu Hachisuka, Kenji Inage, Norio Takahashi, Pak Kin Wong | 2008-08-26 |
| 7408740 | Thin film magnetic head for perpendicular magnetic recording having a main pole with plural grooves in a lower surface thereof and manufacturing method therefore | Yoshitaka Sasaki, Takehiro Kamigama | 2008-08-05 |
| 7365942 | Thin-film magnetic head | Yoshitaka Sasaki, Hiroyuki Itoh, Takehiro Kamigama | 2008-04-29 |
| 5583728 | Improved magnetic head having smoothed chamfered surface for reducing magnetic scattering | Nobuo Imazeki, Minoru Kanda, Kazuhiro Saito | 1996-12-10 |
| 5572390 | Magnetic head including an apex portion with two chamfered portions having optimized angles | Kazuhiro Saito, Osamu Murata | 1996-11-05 |
| 5168407 | Flying magnetic head | Hideo Aoki, Nobuo Imazeki | 1992-12-01 |