Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7829267 | Stamper, method of forming a concave/convex pattern, and method of manufacturing an information recording medium | Minoru Fujita | 2010-11-09 |
| 7488429 | Method of dry etching, method of manufacturing magnetic recording medium, and magnetic recording medium | Shuichi Okawa, Kazuhiro Hattori, Mitsuru Takai | 2009-02-10 |
| 7438982 | Magnetic recording medium including disk substrate, magnetic layer, and non-magnetic layer | Takahiro Suwa, Mitsuru Takai, Kazuhiro Hattori, Shuichi Okawa | 2008-10-21 |
| 7378029 | Method for manufacturing magnetic recording medium | Kazuhiro Hattori, Shuichi Okawa, Takahiro Suwa | 2008-05-27 |
| 7352529 | Magnetic recording medium and magnetic recording and reproducing device using a magnetic recording layer formed with a predetermined concavo-convex pattern | Kazuhiro Hattori, Kazuya Shimakawa | 2008-04-01 |
| 7300595 | Method for filling concave portions of concavo-convex pattern and method for manufacturing magnetic recording medium | Takahiro Suwa, Kazuhiro Hattori, Shuichi Okawa | 2007-11-27 |
| 7273563 | Method for manufacturing a magnetic recording medium | Kazuhiro Hattori, Shuichi Okawa, Takahiro Suwa | 2007-09-25 |
| 7247251 | Method for manufacturing a magnetic recording medium | Kazuhiro Hattori, Shuichi Okawa, Takahiro Suwa | 2007-07-24 |