Issued Patents All Time
Showing 1–25 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11262419 | Ultra-small and high-sensitivity magnetic sensor | Yoshinobu Honkura, Shinpei Honkura, Junichi Tanabe, Eiki Kikuchi | 2022-03-01 |
| 11156676 | GSR sensor element | Yoshinobu Honkura, Eiki Kikuchi, Junichi Tanabe, Shinpei Honkura | 2021-10-26 |
| 9858954 | Magnetic recording head test fixture for heat assisted magnetic recording head | Noriyuki Saiki, Takaharu Niimi, Yasunobu Yanagisawa | 2018-01-02 |
| 9406316 | Asymmetric MAMR head with self-aligned spin torque oscillator along flare edge for shingled magnetic recording | Yosuke Urakami, Masato Shiimoto, Hiromi Shiina | 2016-08-02 |
| 9076466 | Asymmetric trailing shield writer for shingled magnetic recording (SMR) | Yosuke Urakami, Hiromi Shiina, Kaori Suzuki | 2015-07-07 |
| 9047889 | Perpendicular magnetic recording head having a trailing side taper angle which is less than a leading side taper angle | Hiromi Shiina, Shouji Tokutake, Yosuke Urakami | 2015-06-02 |
| 8929027 | Magnetic write head with tapered side gap for reduced far track interference | Mikito Sugiyama, Hiromi Shiina, Yasuhiro Wakabayashi, Shouji Tokutake | 2015-01-06 |
| 8804282 | Magnetic write head having a hybrid material main pole for high frequency recording | Mikito Sugiyama, Hiromi Shiina, Yusuke Takahashi, Kimitoshi Eto | 2014-08-12 |
| 8630064 | Magnetic write head with novel shield structure having latterally extending trailing gap layer and concaved side gap | Maki Maeda, Kimitoshi Eto, Hiromi Shiina, Masafumi Mochizuki | 2014-01-14 |
| 8570683 | Low permeability material for a side shield in a perpendicular magnetic head | Yusuke Takahashi, Hiromi Shiina, Yohji Maruyama, Kaori Suzuki | 2013-10-29 |
| 8570686 | Magnetic recording head with non-conformal side shield gap | Kazuhiko Hosomi, Kimitoshi Eto, Mikito Sugiyama, Junichi Hashimoto, Misuzu Kanai | 2013-10-29 |
| 8542462 | Perpendicular magnetic recording head having a non-magnetic film recessed from the air bearing surface for improved high-density magnetic recording | Yohji Maruyama, Tadayuki Iwakura, Tetsuya Okai, Hiromi Shiina | 2013-09-24 |
| 8537493 | Magnetic head for perpendicular recording | Hiromi Shiina, Yohji Maruyama, Shouji Tokutake, Tetsuya Okai | 2013-09-17 |
| 8472139 | Shingled magnetic recording (SMR) head with bent trailing shield and methods of production thereof | Yosuke Urakami, Hiromi Shiina, Masafumi Mochizuki, Shouji Tokutake | 2013-06-25 |
| 8351156 | Perpendicular magnetic recording head having a main pole and first and second magnetic films peripheral to the main pole and having different depths from an air bearing surface | Hiromi Shiina, Yohji Maruyama, Tetsuya Okai, Gen Oikawa, Shouji Tokutake | 2013-01-08 |
| 8300358 | Magnetic head having write pole, first soft magnetic films separately disposed on both sides of the main pole, and a second soft magnetic film disposed on a trailing side of the main pole | Yohji Maruyama, Tadayuki Iwakura, Kimitoshi Etoh, Hiromi Shiina | 2012-10-30 |
| 8189293 | Perpendicular magnetic recording head having a grooved wrap around shield and method for manufacturing the same | Yasuhiro Wakabayashi, Shouji Tokutake, Hiromi Shiina, Yohji Maruyama | 2012-05-29 |
| 8064161 | Perpendicular magnetic recording head and method for manufacturing the same | Hiromi Shiina, Gen Oikawa, Yohji Maruyama, Noriyuki Saiki | 2011-11-22 |
| 7995311 | Magnetic shield, manufacturing method thereof and thin film magnetic head employing the same | Gen Oikawa, Yohji Maruyama, Noriyuki Saiki, Hiromi Shiina | 2011-08-09 |
| 7842408 | Magnetic film, manufacturing method thereof and thin film magnetic head | Gen Oikawa, Yohji Maruyama, Noriyuki Saiki, Hiromi Shiina | 2010-11-30 |
| 7679860 | Thin film magnetic head with layer having high saturation magnetic flux density, and magnetic storage apparatus | Gen Oikawa, Youji Maruyama, Hiromi Shiina | 2010-03-16 |
| 7646564 | Perpendicular magnetic recording head for high frequency drive | Yoji Maruyama, Hideki Zaitsu, Ichiro Ohdake, Masafumi Mochizuki | 2010-01-12 |
| 7589937 | Thin film magnetic head with high Fe alloy plating film and manufacturing method thereof | Gen Oikawa, Youji Maruyama, Noriyuki Saiki, Hiromi Shiina | 2009-09-15 |
| 7551395 | Main pole structure coupled with trailing gap for perpendicular recording | Yoji Maruyama, Ichiro Ohdake, Tadayuki Iwakura | 2009-06-23 |
| 7515380 | Magnetic head and method for production therefor | Gen Oikawa, Tetsuya Okai, Ichiro Oodake, Hiromi Shiina | 2009-04-07 |