Issued Patents 2004
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6790502 | Optically functional element and production method and application therefor | Hiroki Yamamoto, Takashi Naito, Ken Takahashi, Motoyasu Terao, Toshimichi Shintani +5 more | 2004-09-14 |
| 6749955 | Information recording media and information recording drive | Nobuyuki Inaba, Hiroki Yamamoto, Takashi Naitou, Ken Takahashi, Eiji Koyama +3 more | 2004-06-15 |
| 6746749 | Magnetic recording disk | Nobuyuki Inaba, Hiroki Yamamoto, Ken Takahashi, Takashi Naitou, Motoyasu Terao +3 more | 2004-06-08 |
| 6730421 | Magnetic recording medium and its production method, and magnetic recorder | Nobuyuki Inaba, Teruaki Takeuchi, Kouichirou Wakabayashi | 2004-05-04 |
| 6699602 | Amorphous magnetic recording medium, process for producing the same and magnetic recording and reproduction apparatus | Mitsutoshi Honda, Hiroki Yamamoto, Takashi Naito, Tatsumi Hirano, Tetsuo Nakazawa +4 more | 2004-03-02 |
| 6700852 | Information recording medium with recording film with cobalt oxide crystalline particles, and information recording device including the same | Hiroki Yamamoto, Takashi Naito, Ken Takahashi, Sumio Hosaka, Motoyasu Terao +2 more | 2004-03-02 |