Anritsu Company
731Patents
408Active
731Granted
58Portfolio score
Filing activity: Oct 9, 1985 → Jan 30, 2024 · 79 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6839032B2 | Protable radio terminal testing apparatus using single self-complementary antenna | Electricity | 180 | Expired |
| US5999536A | Router for high-speed packet communication between terminal apparatuses in different LANs | Electricity | 151 | Expired |
| US6529844B1 | Vector network measurement system | Electricity | 143 | Expired |
| US6400168B2 | Method for fabricating probe tip portion composed by coaxial cable | Emerging Cross-Sectional Technologies | 105 | Expired |
| US6310483A | Longitudinal type high frequency probe for narrow pitched electrodes | Physics | 104 | Expired |
| US4839875A | Technique for automatic tracking of cassette rentals and managing of information related thereto | Physics | 103 | Expired |
| US5340949A | Metering system capable of easily effecting high-accuracy metering for various works including sticky materials | Physics | 87 | Expired |
| US6169410A | Wafer probe with built in RF frequency conversion module | Physics | 87 | Expired |
| US6943563B2 | Probe tone S-parameter measurements | Electricity | 80 | Expired |
| US6317095A | Planar antenna and method for manufacturing the same | Electricity | 74 | Expired |
| US7002517B2 | Fixed-frequency beam-steerable leaky-wave microstrip antenna | Electricity | 74 | Expired |
| US6611322B1 | OPTICAL TIME DOMAIN REFLECTOMETER WHICH MEASURES AN OPTICAL FIBER WITH DIFFERENT WAVELENGTHS ACCORDING TO AN ORDER AND COLLECTIVELY DISPLAYS WAVEFORM DATA AND A LIST OF EVENTS FOR EACH WAVEFORM IN THE SAME SCREEN | Physics | 71 | Expired |
| US5754571A | Tunable wavelength light source apparatus for stabilizing power intensity by using external auto-power control | Physics | 67 | Expired |
| US9103873B1 | Systems and methods for improved power control in millimeter wave transceivers | Physics | 65 | Active |
| US9397923B2 | Mobile communication terminal test device and mobile communication terminal test method | Electricity | 61 | Active |
| US5767453A | Combined metering apparatus | Physics | 60 | Expired |
| US8903324B1 | Passive intermodulation (PIM) distance-to-fault analyzer and method to resolve distance-to-fault within a constrained receive band | Electricity | 57 | Active |
| US6335705B1 | Automotive radar antenna alignment system | Physics | 43 | Expired |
| US10764718B1 | System and method for obtaining radio frequency (RF) signal data | Electricity | 42 | Active |
| US5132971A | In-circuit emulator | Physics | 41 | Expired |
| US5015099A | Differential absorption laser radar gas detection apparatus having tunable wavelength single mode semiconductor laser source | Physics | 41 | Expired |
| US5444724A | Tunable wavelength light source incorporated optical filter using interferometer into external cavity | Electricity | 39 | Expired |
| US8058880B2 | Calibrated two port passive intermodulation (PIM) distance to fault analyzer | Electricity | 39 | Active |
| US6329952A | Automobile radar antenna alignment system using transponder and lasers | Physics | 38 | Expired |
| US6081539A | Tunable laser source apparatus having wideband oscillation wavelength continuous sweep function | Electricity | 37 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.