Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7023290 | Temperature-compensated crystal oscillator | Kuichi Kubo | 2006-04-04 |
| 6992635 | Microstrip line type planar array antenna | Eisuke Nishiyama, Masayoshi Aikawa, Takeo Oita | 2006-01-31 |
| 6917332 | Multielement planar antenna | Masayoshi Aikawa, Eisuke Nishiyama, Kozo Egashira, Takeo Oita | 2005-07-12 |
| 6909333 | Coplanar line based high frequency oscillator | Masayoshi Aikawa, Takayuki Tanaka, Takeo Oita | 2005-06-21 |
| 6861915 | Crystal oscillator with adjustable capacitive assembly having selectable capacitances | Kuichi Kubo | 2005-03-01 |
| 6825816 | Two-element and multi-element planar array antennas | Masayoshi Aikawa, Eisuke Nishiyama, Takeo Oita | 2004-11-30 |
| 6798305 | High frequency oscillator using transmission line resonator | Masayoshi Aikawa, Takayuki Tanaka, Takeo Oita | 2004-09-28 |
| 6798384 | Multi-element planar array antenna | Masayoshi Aikawa, Eisuke Nishiyama, Takeo Oita | 2004-09-28 |
| 6798319 | High-frequency filter | Masayoshi Aikawa, Eisuke Nishiyama, Yoshifumi Kawamura, Takeo Oita | 2004-09-28 |
| 6771135 | Temperature-compensated crystal oscillator | Kuichi Kubo | 2004-08-03 |
| 6771137 | High-frequency oscillator | Masayoshi Aikawa, Takayuki Tanaka, Kenji Kawahata, Takeo Oita | 2004-08-03 |
| 6756857 | Planar circuit | Masayoshi Aikawa, Eisuke Nishiyama, Takayuki Tanaka, Takeo Oita | 2004-06-29 |
| 6753817 | Multi-element planar array antenna | Masayoshi Aikawa, Eisuke Nishiyama, Takeo Oita | 2004-06-22 |
| 6737928 | Temperature-compensated crystal oscillator | Kuichi Kubo | 2004-05-18 |
| 6717481 | Injection-locked high-frequency oscillator | Masayoshi Aikawa, Takeo Oita | 2004-04-06 |
| 6717480 | Multielement oscillator employing higher mode planar resonator | Masayoshi Aikawa, Takeo Oita | 2004-04-06 |
| 6703904 | High frequency oscillator | Masayoshi Aikawa, Takeo Oita | 2004-03-09 |
| 6639480 | Crystal oscillator | Kuichi Kubo | 2003-10-28 |
| 6492879 | Voltage-controlled oscillator | Kuichi Kubo | 2002-12-10 |