Masayoshi Aikawa
21Patents
6h-index
9Co-inventors
58Inventor score
Filing activity: Aug 31, 1988 → Jan 17, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6798384B2 | Multi-element planar array antenna | Electricity | 16 | Expired |
| US6798305B2 | High frequency oscillator using transmission line resonator | Electricity | 12 | Expired |
| US7187337B2 | Planar antenna with slot line | Electricity | 11 | Expired |
| US6756857B2 | Planar circuit | Electricity | 9 | Expired |
| US6917332B2 | Multielement planar antenna | Electricity | 8 | Expired |
| US6753817B2 | Multi-element planar array antenna | Electricity | 6 | Expired |
| US7061333B2 | Slot line based high frequency oscillator using two-port element | Electricity | 6 | Expired |
| US6825816B2 | Two-element and multi-element planar array antennas | Electricity | 6 | Expired |
| US6992635B2 | Microstrip line type planar array antenna | Electricity | 5 | Expired |
| US6703904B2 | High frequency oscillator | Electricity | 5 | Expired |
| US7119625B2 | High frequency oscillator using transmission line resonator | Electricity | 4 | Expired |
| US7095373B2 | Planar array antenna | Electricity | 4 | Expired |
| US6909333B2 | Coplanar line based high frequency oscillator | Electricity | 3 | Expired |
| US6717481B2 | Injection-locked high-frequency oscillator | Electricity | 3 | Expired |
| US6798319B2 | High-frequency filter | Electricity | 3 | Expired |
| US7145404B2 | Injection locked high frequency oscillator | Electricity | 1 | Expired |
| US7145405B2 | Planar high frequency oscillator | Electricity | 1 | Expired |
| US4906954A | Directional coupler device | Electricity | 0 | Expired |
| US6717480B2 | Multielement oscillator employing higher mode planar resonator | Electricity | 0 | Expired |
| US6771137B2 | High-frequency oscillator | Electricity | 0 | Expired |
| US7538628B2 | Harmonic oscillator using transmission line resonator | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.