Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6836191 | Voltage-controlled oscillator having a transmission line between a resonator and a variable capacitance diode, high-frequency module including the same, and communication apparatus including the same | Masanori Fujidai, Hiroshi Nishida, Satoshi Shinoda, Koichi Sakamoto | 2004-12-28 |
| 6778031 | High-frequency circuit device using slot line and communication apparatus having high frequency circuit device | Koichi Sakamoto, Shigeyuki Mikami, Hiroyasu Matsuzaki, Takatoshi Kato, Yohei Ishikawa +1 more | 2004-08-17 |
| 6762650 | High-frequency oscillation circuit, high-frequency module, and communication apparatus | Masanori Fujidai, Hiroshi Nishida, Koichi Sakamoto | 2004-07-13 |
| 6737687 | Field-effect transistor device having a uniquely arranged gate electrode | Koichi Sakamoto, Shigeyuki Mikami, Hiroyasu Matsuzaki | 2004-05-18 |