Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6833175 | Glass substrate for magnetic recording medium, and magnetic recording medium | Susumu Yoshida, Hideyuki Akimoto | 2004-12-21 |
| 6803117 | Magnetic recording medium with an exchange layer structure including a CoCrPtB ferromagnetic layer | Hideyuki Akimoto, Kenji Sato, Yuki Yoshida, Akira Kikuchi, Tohru Horie +2 more | 2004-10-12 |
| 6767105 | Planar lighting device | Sumio Nakahashi, Hirozumi Taguchi, Nozomu Bitou | 2004-07-27 |