Issued Patents All Time
Showing 1–25 of 76 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9305586 | Microwave-assisted magnetic recording device and method of formation thereof | Masukazu Igarashi | 2016-04-05 |
| 9099127 | Dual magnetic sensor for multi-input magnetic recording | Taku Shintani, Yohji Maruyama, Kouichi Nishioka | 2015-08-04 |
| 8976484 | Magnetic recording with tilted media in the cross track direction | Kyo Akagi, Takayuki Ichihara, Hiroyasu Tanabe | 2015-03-10 |
| 8861116 | Track pitch variation measurement method using spiral DC pattern writing | Mao Nishiyama, Kyo Akagi, Shuji Nishida, Kazunari Usui | 2014-10-14 |
| 8830635 | Magnetic head having shield layer(s) with low coefficient of thermal expansion and magnetic storage apparatus having same | Katsuro Watanabe, Katsumi Hoshino | 2014-09-09 |
| 8817406 | Magnetic-recording head with touch-down detector incorporating a carbon nano-tube | Sarbanoo Das | 2014-08-26 |
| 8792210 | Asymmetric writer for shingled magnetic recording | Anton R. de la Fuente, James Terrence Olson, Roger William Wood | 2014-07-29 |
| 8786984 | Perpendicular magnetic write head having a current carrying element for in-plane field assisted magnetic recording | Sarbanoo Das | 2014-07-22 |
| 8760801 | Magnetic head having a planar hall effect read sensor | Sarbanoo Das | 2014-06-24 |
| 8717708 | Magnetic head and magnetic disk apparatus | Mao Nishiyama, Shuji Nishida, Hideaki Maeda | 2014-05-06 |
| 8634163 | Dual reverse microwave assisted magnetic recording (MAMR) and systems thereof | Hiroyasu Tanabe | 2014-01-21 |
| 8630064 | Magnetic write head with novel shield structure having latterally extending trailing gap layer and concaved side gap | Maki Maeda, Kimitoshi Eto, Hiromi Shiina, Kazue Kudo | 2014-01-14 |
| 8472139 | Shingled magnetic recording (SMR) head with bent trailing shield and methods of production thereof | Yosuke Urakami, Kazue Kudo, Hiromi Shiina, Shouji Tokutake | 2013-06-25 |
| 8411384 | Writer having a shield structure for adjacent and far track interference refreshment | Ichiro Yokokawa, Satoshi Ohki | 2013-04-02 |
| 8373940 | Magnetic head having a facing electrode pair for generating an electromagnetic field and applying energy to the magnetic recording layer | Yohji Maruyama, Nobumasa Nishiyama | 2013-02-12 |
| 8363355 | Microwave-assisted magnetic recording device and method of formation thereof | Masukazu Igarashi | 2013-01-29 |
| 8339749 | Perpendicular magnetic recording head, magnetic head, and magnetic disk device mounted with these heads | Hideaki Maeda, Shuji Nishida, Takaaki Izumida | 2012-12-25 |
| 8310786 | Asymmetric writer for shingled magnetic recording | Anton R. de la Fuente, James Terrence Olson, Roger William Wood | 2012-11-13 |
| 8270111 | Perpendicular magnetic recording head | Tomohiro Okada, Hisashi Kimura, Wataru Kimura | 2012-09-18 |
| 8254061 | Head-slider with protrusion control structure and manufacturing method of the head-slider with protrusion control structure | Kenji Kuroki, Toshiya Shiramatsu | 2012-08-28 |
| 8248893 | Energy-assisted magnetic-recording head having a magnetic-recording assistance element disposed to lower magnetic-recording field for reversing magnetization in a magnetic-recording disk | Hiroyasu Tanabe, Hideki Zaitsu, Hideaki Maeda | 2012-08-21 |
| 8225486 | Method of manufacturing a perpendicular magnetic recording head | Toshio Takahashi, Akihiro Namba | 2012-07-24 |
| 8223458 | Magnetic head having an asymmetrical shape and systems thereof | Yohji Maruyama, Etoh Kimitoshi | 2012-07-17 |
| 8203803 | Magnetic recording head for perpendicular recording with wrap around shield, the fabrication process and magnetic disk storage apparatus mounting the magnetic head | Kimitoshi Etoh, Isao Nunokawa, Tomohiro Okada | 2012-06-19 |
| 8107180 | Hard-disk drive and control method for magnetic recording on a patterned medium of the hard-disk drive | Shuji Nishida, Yasutaka Nishida, Hideaki Maeda | 2012-01-31 |