Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9007722 | High frequency magnetic field assisted magnetic recording head | Junichiro Shimizu, Yo Sato, Masukazu Igarashi | 2015-04-14 |
| 8917481 | High frequency magnetic field assisted magnetic recording head, and method of manufacturing same | Junichiro Shimizu, Katsuro Watanabe | 2014-12-23 |
| 8472135 | Microwave-assisted magnetic recording head having a current confinement structure | Masato Shiimoto, Kazuhiko Hosomi, Katsuro Watanabe | 2013-06-25 |
| 8351153 | Magnetic recording head, method of manufacturing the same, and magnetic recording/reproducing device | Isao Nunokawa, Mikito Sugiyama, Hiroyuki Hoshiya | 2013-01-08 |
| 8335051 | Perpendicular magnetic recording head having a magnetic layer overhanging a trailing side of a main pole and method of manufacture thereof | Isao Nunokawa, Mikito Sugiyama, Kimitoshi Etoh | 2012-12-18 |
| 8107193 | Perpendicular magnetic recording head | Isao Nunokawa, Mikito Sugiyama, Keizo Kato | 2012-01-31 |
| 7895732 | Method for manufacturing a perpendicular magnetic recording head | Tomohiro Okada, Isao Nunokawa, Kimitoshi Etoh | 2011-03-01 |
| 7710685 | Magnetic head main pole with leading and trailing edges of different lengths and progessively increasing cross-sectional area in a height-direction | Hisashi Kimura, Atsushi Kato, Norihiro Ookawa | 2010-05-04 |
| 7389578 | Manufacturing method of a perpendicular recording magnetic head | Kimitoshi Etoh, Hisashi Kimura, Tomohiro Okada | 2008-06-24 |
| 7280321 | Magnetoresistive head | Katsuro Watanabe, Kenichi Meguro | 2007-10-09 |
| 7274542 | Magnetic sensor having a free layer containing a single magnetic domain | Taku Shintani, Katsuro Watanabe, Masahiko Hatatani | 2007-09-25 |
| 7154713 | CPP-type magnetic head with less deformation and a magnetic recording/reproducing system using the same | Katsuro Watanabe, Taku Shintani, Kenichi Meguro | 2006-12-26 |
| 7092217 | Magnetoresistive head | Katsuro Watanabe, Kenichi Meguro | 2006-08-15 |
| 7031119 | CPP-type magnetic head with less deformation and a magnetic recording/reproducing system using the same | Katsuro Watanabe, Taku Shintani, Kenichi Meguro | 2006-04-18 |
| 7026245 | Polishing agent and polishing method | Yoshio Homma, Shigeo Moriyama, Masayuki Nagasawa | 2006-04-11 |
| 6999270 | Magnetic head and a magnetic disk drive | Katsuro Watanabe, Takayoshi Ohtsu, Kouji Kataoka, Nobuo Yoshida | 2006-02-14 |
| 6657248 | Semiconductor device having groove isolation structure and gate oxide films with different thickness | Nozomu Matsuzaki, Takashi Kobayashi, Hitoshi Kume, Toshiyuki Mine, Norio Suzuki +3 more | 2003-12-02 |
| 6498100 | Method of manufacturing semiconductor devices | Akio Nishida, Toshiaki Yamanaka, Natsuki Yokoyama, Shinichiro Kimura, Norio Suzuki +2 more | 2002-12-24 |
| 6380085 | Method of manufacturing semiconductor devices | Akio Nishida, Toshiaki Yamanaka, Natsuki Yokoyama, Shinichiro Kimura, Norio Suzuki +2 more | 2002-04-30 |
| 6204184 | Method of manufacturing semiconductor devices | Akio Nishida, Toshiaki Yamanaka, Natsuki Yokoyama, Shinichiro Kimura, Norio Suzuki +2 more | 2001-03-20 |
| 6043155 | Polishing agent and polishing method | Yoshio Homma, Shigeo Moriyama, Masayuki Nagasawa | 2000-03-28 |
| 5772780 | Polishing agent and polishing method | Yoshio Homma, Shigeo Moriyama, Masayuki Nagasawa | 1998-06-30 |
| 5609511 | Polishing method | Shigeo Moriyama, Yoshio Kawamura, Yoshio Homma, Takeshi Furusawa | 1997-03-11 |
| 4984038 | Semiconductor memory and method of producing the same | Hideo Sunami, Makoto Ohkura, Masanobu Miyao, Masahiro Moniwa, Shinichiro Kimura +2 more | 1991-01-08 |
| 4937641 | Semiconductor memory and method of producing the same | Hideo Sunami, Makoto Ohkura, Masanobu Miyao, Masahiro Moniwa, Shinichiro Kimura +2 more | 1990-06-26 |