Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6658216 | Voltage controlled oscillator, FM signal optical transmitter, FM signal optical receiver and FM signal optical transmission system | Masanori Iida, Hiroyuki Asakura | 2003-12-02 |
| 6643470 | FM signal converter, FM signal optical transmitter and FM signal optical receiver | Masanori Iida, Hiroyuki Asakura | 2003-11-04 |
| 6639471 | Power amplifier circuit, control method for power amplifier circuit, and portable terminal apparatus for mobile communication | Toru Matsuura, Makoto Sakakura, Hiroyuki Handa, Toshio Obara | 2003-10-28 |
| 6563387 | Method and apparatus for synthesizing high-frequency signals for wireless communications | Shunsuke Hirano, Ryoichi Yamada, Yasunori Miyahara, Yukio Hiraoka | 2003-05-13 |