Issued Patents All Time
Showing 25 most recent of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7727412 | Dry etching method | Shuichi Okawa, Kazuhiro Hattori | 2010-06-01 |
| 7656606 | Magnetic recording medium, recording/reproducing apparatus, and stamper | Kasuyuki Nakada, Kazuhiro Hattori | 2010-02-02 |
| 7636215 | Magnetic recording medium, recording/reproducing apparatus, and method of manufacturing a magnetic recording medium | Shuichi Okawa | 2009-12-22 |
| 7604880 | Information recording medium | Yoshikazu Soeno, Katsumichi Tagami, Kazuya Shimakawa, Takahiro Suwa | 2009-10-20 |
| 7597972 | Magnetic recording medium including a patterned intermediate layer and a non-patterned soft magnetic layer and manufacturing method thereof | Yoshikazu Soeno, Katsumichi Tagami, Kazuya Shimakawa | 2009-10-06 |
| 7541106 | Magnetic recording medium and magnetic recording/reproducing device | Shuichi Okawa, Kazuya Shimakawa | 2009-06-02 |
| 7538041 | Magnetic recording medium, method of manufacturing the same, and intermediate for magnetic recording medium | Kazuhiro Hattori, Takahiro Suwa, Shuichi Okawa | 2009-05-26 |
| 7531103 | Mask forming method, mask forming functional layer, dry etching method, and method of manufacturing an information recording medium | Shuichi Okawa, Kazuhiro Hattori, Katsuyuki Nakada | 2009-05-12 |
| 7488429 | Method of dry etching, method of manufacturing magnetic recording medium, and magnetic recording medium | Shuichi Okawa, Kazuhiro Hattori, Mikiharu Hibi | 2009-02-10 |
| 7482070 | Magnetic recording medium | Yoshikazu Soeno, Katsumichi Tagami, Kazuya Shimakawa | 2009-01-27 |
| 7480924 | Magnetic recording and reproducing device and magnetic recording medium | Kazuhiro Hattori, Yoshikazu Soeno, Shuichi Okawa | 2009-01-20 |
| 7470374 | Manufacturing method and manufacturing apparatus of magnetic recording medium | Kazuhiro Hattori, Shuichi Okawa | 2008-12-30 |
| 7463762 | Next process-determining method, inspecting method and inspecting apparatus | Takahiro Suwa | 2008-12-09 |
| 7438982 | Magnetic recording medium including disk substrate, magnetic layer, and non-magnetic layer | Takahiro Suwa, Kazuhiro Hattori, Shuichi Okawa, Mikiharu Hibi | 2008-10-21 |
| 7423841 | Discrete track magnetic recording medium with lift-adjusting surface | Kazuhiro Hattori | 2008-09-09 |
| 7423842 | Magnetic recording medium having servo and data track regions with different arithmetical mean deviations | Minoru Fujita, Kazuya Shimakawa | 2008-09-09 |
| 7413819 | Magnetic recording medium | Kazuhiro Hattori | 2008-08-19 |
| 7296514 | Convex/concave pattern-forming stamp, convex/concave pattern-forming method and magnetic recording medium | Minoru Fujita | 2007-11-20 |
| 7247343 | Method for manufacturing magnetic recording medium | Takahiro Suwa, Kazuhiro Hattori, Shuichi Okawa | 2007-07-24 |
| 7230795 | Recording medium having reduced surface roughness | Minoru Fujita, Shuichi Okawa | 2007-06-12 |
| 7225528 | Method for manufacturing magnetic recording medium | Takahiro Suwa, Kazuhiro Hattori, Shuichi Okawa | 2007-06-05 |
| 7223439 | Method for manufacturing magnetic recording medium and magnetic recording medium | Takahiro Suwa, Kazuhiro Hattori | 2007-05-29 |
| 7214624 | Resist pattern forming method, magnetic recording medium manufacturing method and magnetic head manufacturing method | Minoru Fujita | 2007-05-08 |
| 7184382 | Energy beam irradiating apparatus | Katsuyuki Nakada | 2007-02-27 |
| 7166318 | Production method and production apparatus for magnetic recording medium | Kazuhiro Hattori, Takahiro Suwa | 2007-01-23 |