Issued Patents 2011
Showing 1–3 of 3 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, Koichi Otani | 2011-12-06 |
| 8000064 | Thin-film magnetic head for perpendicular magnetic recording and method of making the same | Hidetaka Kawano, Hiromichi Umehara, Koichi Otani, Noriaki Kasahara, Naoto Matono | 2011-08-16 |
| 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, Koichi Otani, Tatsuya Harada, Noriaki Kasahara, Hiroaki Kawashima +3 more | 2011-05-24 |