Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8072231 | Testing method of wafer with thin-film magnetic heads and manufacturing method of thin-film magnetic head | Isamu Toba, Yasuhiro Hasegawa, Takamitsu Sakamoto | 2011-12-06 |
| 8000064 | Thin-film magnetic head for perpendicular magnetic recording and method of making the same | Hidetaka Kawano, Hiromichi Umehara, Takamitsu Sakamoto, Noriaki Kasahara, Naoto Matono | 2011-08-16 |
| 7995308 | Magnetic head for perpendicular magnetic recording and method of manufacturing same, the magnetic head incuding pole layer and two shields sandwiching the pole layer | Naoto Matono, Tatsuya Harada, Kenji Yokoyama, Hidetaka Kawano | 2011-08-09 |
| 7948716 | Magnetic head for perpendicular magnetic recording with a shield and a pole layer having a top surface with first and second portions at different heights, and method of manufacturing same | Naoto Matono, Tatsuya Harada, Noriaki Kasahara, Takamitsu Sakamoto, Hiroaki Kawashima +3 more | 2011-05-24 |