Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12352992 | Optical filter | Kazuya Takemoto, Keisuke Kawai | 2025-07-08 |
| 12313868 | Optical filter | Kazuya Takemoto, Keisuke Kawai, Masaaki Miyake | 2025-05-27 |
| 8902545 | Magnetic recording medium and magnetic storage apparatus | Daisuke Amiya, Hiroshi Sakai | 2014-12-02 |
| 8830630 | Magnetic recording medium and magnetic storage apparatus | Daisuke Amiya, Hiroshi Sakai | 2014-09-09 |
| 8804285 | Magnetic recording medium and magnetic storage apparatus | Daisuke Amiya, Hiroshi Sakai | 2014-08-12 |
| 8780488 | Servo information recording method and magnetic storage apparatus | Daisuke Amiya, Hiroshi Sakai | 2014-07-15 |
| 8603651 | Perpendicular magnetic recording medium and magentic recording and reproducing apparatus | Takahiro Ukai | 2013-12-10 |
| 8374070 | Magnetic recording medium having piezoelectric material and apparatus for recording information data into such magnetic medium | Hisato Shibata, Yuki Yoshida, Akira Kikuchi | 2013-02-12 |