Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6469416 | Surface acoustic wave device | Katsuhiro Itakura, Akihiro Hachigo, Hideaki Nakahata, Satoshi Fujii | 2002-10-22 |
| 6448688 | Hard carbon film and surface-acoustic-wave substrate | Satoshi Fujii, Tomoki Uemura, Yuichiro Seki, Hideaki Nakahata | 2002-09-10 |
| 6416865 | Hard carbon film and surface acoustic-wave substrate | Satoshi Fujii, Tomoki Uemura, Yuichiro Seki, Hideaki Nakahata | 2002-07-09 |