Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6759924 | Multi-frequency antenna duplexer | Yuki Satoh, Kozo Murakami, Ryoichi Takayama | 2004-07-06 |
| 6714098 | SAW antenna duplexer having a phase shifter with less than 50 ohm characteristic impedance | Kazushi Nishida, Katsuya Fujii, Ichiro Kameyama, Hiroshi Fujinaka | 2004-03-30 |