Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10839829 | Magnetic head with a main pole including first and second layers and manufacturing method for the same | Yoshitaka Sasaki, Hiroyuki Ito, Kazuki Sato, Shigeki Tanemura, Tetsuya Roppongi +2 more | 2020-11-17 |
| 9824700 | Manufacturing method for a magnetic head including a main pole and a write shield | Hiroki Aritomo, Atsushi Yamaguchi, Yumiko Yokoyama, Koichi Otani | 2017-11-21 |
| 9741371 | Magnetic head for perpendicular magnetic recording including a write shield | Atsushi Yamaguchi, Kei Hirata, Kenkichi Anagawa | 2017-08-22 |
| 9589582 | High moment side shield design for area density improvement of perpendicular magnetic recording (PMR) writer | Yue Liu, Atsushi Yamaguchi, Yuhui Tang, Jiun-Ting Lee, Yaguang Wei +3 more | 2017-03-07 |
| 9361912 | High moment side shield design for area density improvement of perpendicular magnetic recording (PMR) writer | Yue Liu, Atsushi Yamaguchi, Yuhui Tang, Jiun-Ting Lee, Yaguang Wei +3 more | 2016-06-07 |
| 9153253 | Perpendicular magnetic recording head and magnetic recording unit having leading shield including exposed end surface and recess shield including mid part | Atsushi Yamaguchi, Atsushi Matsuo, Yuji Matsuura, Yumiko Yokoyama | 2015-10-06 |
| 9082432 | Thin film magnetic head, head gimbal assembly, and magnetic recording device | Yuji Matsuura, Atsushi Yamaguchi, Yumiko Yokoyama, Yuki Nishimura, Ittetsu Kitajima | 2015-07-14 |
| 8559133 | Perpendicular magnetic write head and magnetic write device | Kei Hirata, Takeo Kagami, Tatsuhiro Nojima, Hisayoshi Watanabe | 2013-10-15 |
| 8472137 | Magnetic head and method of manufacture thereof wherein the head includes a pole layer and non-magnetic layer having a continuous tapered face opposed to a trailing shield | Kei Hirata, Kenkichi Anagawa, Hideyuki Yatsu, Shin Narushima, Hisayoshi Watanabe +1 more | 2013-06-25 |
| 8303780 | Method of forming mask for dry etching and manufacturing method of magnetic head using the same method | Kento Edakara, Hiromichi Umehara, Noriaki Kasahara | 2012-11-06 |
| 8102622 | Perpendicular magnetic write head, method of manufacturing the same and method of forming magnetic layer pattern | Atsushi Yamaguchi, Shin Narushima, Hiromichi Umehara, Makoto Sato, Tatsuhiro Nojima | 2012-01-24 |
| 8080167 | Shaping method of thin film and manufacturing method of perpendicular recording magnetic head using the same | Hisayoshi Watanabe, Toshiomi Yokoyama, Nobuyuki Mori, Akihiro Kaneko, Kenji Yokoyama | 2011-12-20 |