Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6483398 | Directional coupler, high frequency circuit module and wireless communication system | Hiroyuki Nagamori, Hitoshi Akamine, Shun Imai, Yasuhiro Nunogawa | 2002-11-19 |
| 6474949 | Evacuating unit with reduced diameter exhaust duct | Katsuaki Usui, Takahiro Isozaki | 2002-11-05 |
| 6429621 | Solar power charging system | — | 2002-08-06 |
| 6392868 | Electric double layer capacitor | Masako Ohya, Kazuya Mimura, Yutaka Nakazawa, Satoshi Abe, Takashi Yasuda +3 more | 2002-05-21 |