Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6592021 | Circuit board bonding method, branch circuit and its designing method, waveguide-microstrip transition, and application to HF circuit, antenna and communication system | Ushio Sangawa | 2003-07-15 |
| 6531991 | Dielectric resonator antenna for a mobile communication | Naoki Adachi, Takashi Fukagawa, Kenichi Maeda, Kazuaki Takahashi, Makoto Hasegawa +2 more | 2003-03-11 |