Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7289298 | Perpendicular magnetic recording medium, method for manufacturing the same, and magnetic recording/reproducing apparatus | Tomoyuki Maeda, Futoshi Nakamura, Takeshi Iwasaki, Hiroshi Sakai, Kenji Shimizu +1 more | 2007-10-30 |
| 7252896 | Magnetic recording medium and magnetic recording/reproducing apparatus | Futoshi Nakamura, Soichi Oikawa, Takeshi Iwasaki, Tomoyuki Maeda, Hiroshi Sakai +2 more | 2007-08-07 |
| 7166376 | Magnetic recording medium including a high-magnetostriction layer and magnetic recording/reproducing apparatus | Futoshi Nakamura, Soichi Oikawa, Takeshi Iwasaki, Tomoyuki Maeda, Hiroshi Sakai +2 more | 2007-01-23 |
| 7166375 | Magnetic recording medium utilizing a multi-layered soft magnetic underlayer, method of producing the same and magnetic recording and reproducing device | Kenji Shimizu, Hiroshi Sakai, Futoshi Nakamura | 2007-01-23 |
| 7141315 | Magnetic recording medium, method of manufacturing the same, and magnetic recording and reproduction apparatus | Kenji Shimizu, Akira Sakawaki, Hiroshi Sakai, Futoshi Nakamura | 2006-11-28 |
| 7141316 | Perpendicular magnetic recording medium and magnetic recording/reproducing apparatus | Takeshi Iwasaki, Soichi Oikawa, Futoshi Nakamura, Tomoyuki Maeda, Hiroshi Sakai +2 more | 2006-11-28 |
| 7138194 | Magnetic recording medium, method of manufacture therefor, and magnetic read/write apparatus | Kenji Shimizu, Akira Sakawaki, Hiroshi Sakai, Soichi Oikawa | 2006-11-21 |
| 7132176 | Perpendicular magnetic recording medium and magnetic recording/reproduction apparatus | Takeshi Iwasaki, Soichi Oikawa, Futoshi Nakamura, Hiroshi Sakai, Kenji Shimizu +1 more | 2006-11-07 |
| 7105239 | Perpendicular magnetic recording medium and magnetic recording/reproducing apparatus using the same | Soichi Oikawa, Futoshi Nakamura, Takeshi Iwasaki, Hiroshi Sakai, Akira Sakawaki +1 more | 2006-09-12 |
| 7083870 | Magnetic recording medium, method of manufacturing the same, and magnetic recording and reproduction apparatus | Kenji Shimizu, Akira Sakawaki, Hiroshi Sakai, Takeshi Iwasaki | 2006-08-01 |
| 7056606 | Magnetic recording medium, method manufacture therefor, and apparatus for magnetic reproducing and reproducing recordings | Kenji Shimizu, Akira Sakawaki, Hiroshi Sakai, Soichi Oikawa | 2006-06-06 |
| 7033684 | Magnetic recording medium, method of manufacture thereof, and magnetic read/write apparatus | Kenji Shimizu, Akira Sakawaki, Hiroshi Sakai, Soichi Oikawa | 2006-04-25 |
| 6942936 | Perpendicular magnetic recording medium and magnetic recording/reproduction apparatus | Soichi Oikawa, Hiroshi Sakai, Akira Sakawaki, Kenji Shimizu | 2005-09-13 |
| 6902835 | Perpendicular magnetic recording medium and magnetic recording apparatus | Takeshi Iwasaki, Futoshi Nakamura, Soichi Oikawa, Hiroshi Sakai, Kenji Shimizu +1 more | 2005-06-07 |
| 6884519 | Magnetic recording medium, including an HCP structured Ni-alloy control film method of manufacture therefor, and magnetic read/write apparatus | Kenji Shimizu, Akira Sakawaki, Hui Yang, Hiro Mochizuki, Hiroshi Sakai +1 more | 2005-04-26 |
| 6846581 | Perpendicular magnetic recording medium and magnetic recording-reproducing apparatus using the same | Soichi Oikawa, Yoichiro Tanaka, Futoshi Nakamura | 2005-01-25 |
| 6805981 | Perpendicular magnetic recording medium and perpendicular magnetic recording-reproducing apparatus | Hideo Ogiwara, Soichi Oikawa, Hiroshi Sakai, Kenji Shimizu | 2004-10-19 |
| 6754020 | Magnetic recording media and magnetic recording/reproduction apparatuses | Futoshi Nakamura, Hideo Ogiwara, Soichi Oikawa | 2004-06-22 |
| 6723458 | Magnetic recording medium, method of manufacture therefor, and magnetic read/write apparatus | Kenji Shimizu, Akira Sakawaki, Hui Yang, Hiro Mochizuki, Hiroshi Sakai +1 more | 2004-04-20 |
| 6713197 | Perpendicular magnetic recording medium and magnetic recording apparatus | Futoshi Nakamura, Soichi Oikawa, Hideo Ogiwara | 2004-03-30 |
| 6699600 | Magnetic recording medium, method of manufacture therefor, and apparatus for magnetic recording and reproducing recordings | Kenji Shimizu, Akira Sakawaki, Hiroshi Sakai, Soichi Oikawa | 2004-03-02 |
| 6682826 | Magnetic recording medium, method of manufacturing therefor, and magnetic read/write apparatus | Kenji Shimizu, Akira Sakawaki, Hiro Mochizuki, Hiroshi Sakai, Soichi Oikawa | 2004-01-27 |
| 6670056 | Perpendicular magnetic recording medium and magnetic read/write apparatus | — | 2003-12-30 |
| 6620533 | Magnetic recording medium | Futoshi Nakamura, Hideo Ogiwara, Soichi Oikawa | 2003-09-16 |
| 6548194 | Perpendicular magnetic recording medium and a magnetic reproducing apparatus | Futoshi Nakamura, Soichi Oikawa, Hiroshi Sakai, Kenji Shimizu | 2003-04-15 |