Issued Patents All Time
Showing 25 most recent of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8703307 | Perpendicular magnetic recording medium and magnetic storage apparatus using the same | Akemi Hirotsune, Ichiro Tamai | 2014-04-22 |
| 8592060 | Perpendicular magnetic recording media having low medium noise and systems using the same | Ichiro Tamai, Akemi Hirotsune, Kiwamu Tanahashi | 2013-11-26 |
| 7876530 | Magnetic recording medium having a cobalt-based alloy film for high density recording and magnetic storage device using same | Tatsuya Hinoue, Tomoo Yamamoto, Jo Inagaki, Hiroyuki Suzuki, Hidekazu Kashiwase | 2011-01-25 |
| 7545604 | Magnetic recording medium having a cobalt-based alloy film for high density recording and magnetic storage device using same | Tatsuya Hinoue, Tomoo Yamamoto, Joe Inagaki, Hiroyuko Suzuki, Hidekazu Kashiwase | 2009-06-09 |
| 7338725 | Magnetic recording medium and magnetic storage device | Tetsuya Kanbe, Hiroyuki Suzuki, Hidekazu Kashiwase | 2008-03-04 |
| 7267894 | Magnetic recording medium and magnetic recording apparatus | Tetsuya Kanbe, Tatsuya Hinoue, Hidekazu Kashiwase, Hiroyuki Suzuki | 2007-09-11 |
| 7261958 | Magnetic recording medium and magnetic recording system using the same | Yoshiyuki Hirayama, Hiroyuki Suzuki, Hiroyuki Kataoka, Tetsuya Kanbe | 2007-08-28 |
| 7249405 | Method for manufacturing a magnetic medium | Yoshio Takahashi, Yoshiyuki Hirayama | 2007-07-31 |
| 7163756 | Magnetic recording medium | Tomoo Yamamoto, Tatsuya Hinoue, Hidekazu Kashiwase, Tetsuya Kanbe, Hiroyuki Suzuki | 2007-01-16 |
| 7056604 | Magnetic recording media and magnetic recording system using the same | Tetsuya Kanbe, Akira Ishikawa, Ichiro Tamai, Yuzuru Hosoe, Kiwamu Tanahashi +7 more | 2006-06-06 |
| 7005202 | Magnetic recording medium and magnetic recording apparatus | Tetsuya Kanbe, Yoshibumi Matsuda, Jo Inagaki, Koji Sakamoto | 2006-02-28 |
| 6887565 | Magnetic recording medium and magnetic storage device | Tetsuya Kanbe, Hiroyuki Suzuki, Hidekazu Kashiwase | 2005-05-03 |
| 6884521 | Magnetic recording medium with controlled grain diameters and method for manufacturing the same | Yoshio Takahashi, Yoshiyuki Hirayama | 2005-04-26 |
| 6830837 | Magnetic recording medium and magnetic recording apparatus | Tetsuya Kanbe, Hiroyuki Suzuki, Yoshiyuki Hirayama, Hidekazu Kashiwase | 2004-12-14 |
| 6756113 | Magnetic recording medium and manufacturing method thereof | Yoshibumi Matsuda, Koji Sakamoto, Tetsuya Kanbe | 2004-06-29 |
| 6703148 | Magnetic recording medium and magnetic disk apparatus using the same | Yoshibumi Matsuda, Koji Sakamoto, Yuzuru Hosoe, Akira Kato | 2004-03-09 |
| 6692843 | Magnetic recording medium, method of fabricating magnetic recording medium, and magnetic storage | Yoshibumi Matsuda, Akira Ishikawa, Yuzuru Hosoe, Tetsuya Kanbe, Koji Sakamoto | 2004-02-17 |
| 6627253 | Magnetic recording media for longitudinal recording, process for producing the same and magnetic memory apparatus | Hiroyuki Suzuki, Yoshihiro Shiroishi, Sadao Hishiyama, Tomoyuki Ohno, Yoshibumi Matsuda +5 more | 2003-09-30 |
| 6623873 | Magnetic recording medium and magnetic disk apparatus using the same | Yoshibumi Matsuda, Koji Sakamoto, Yuzuru Hosoe, Akira Kato | 2003-09-23 |
| 6623874 | Magnetic recording medium and magnetic recording apparatus | Tetsuya Kanbe, Yoshibumi Matsuda, Jo Inagaki, Koji Sakamoto | 2003-09-23 |
| 6596420 | Magnetic recording media and magnetic recording system using the same | Tetsuya Kanbe, Akira Ishikawa, Ichiro Tamai, Yuzuru Hosoe, Kiwamu Tanahashi +7 more | 2003-07-22 |
| 6544667 | Magnetic recording medium, producing method of the same and magnetic recording system | Yuzuru Hosoe, Yoshibumi Matsuda, Kiwamu Tanahashi, Hiroyuki Suzuki, Koji Sakamoto +1 more | 2003-04-08 |
| 6403240 | Magnetic recording media and magnetic recording system using the same | Tetsuya Kanbe, Akira Ishikawa, Ichiro Tamai, Yuzuru Hosoe, Kiwamu Tanahashi +7 more | 2002-06-11 |
| 6372367 | Magnetic recording medium, method for producing the same and magnetic recording apparatus using the same | Yoshibumi Matsuda, Hiroyuki Suzuki, Koji Sakamoto, Yoko Ogawa, Hiroshi Tani +3 more | 2002-04-16 |
| 6335103 | Magnetic recording media for longitudinal recording | Hiroyuki Suzuki, Yoshihiro Shiroishi, Sadao Hishiyama, Tomoyuki Ohno, Yoshibumi Matsuda +5 more | 2002-01-01 |