RF Monolithics, Inc.
52Patents
4Active
52Granted
39Portfolio score
Filing activity: Nov 4, 1980 → Feb 13, 2012 · 3 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4577168A | Notch filter | Electricity | 61 | Expired |
| US6119920A | Method of forming an electronic package with a solder seal | Electricity | 56 | Expired |
| US6352195B1 | Method of forming an electronic package with a solder seal | Electricity | 42 | Expired |
| US7167082B2 | System, method, and receiver module for alerting users of warning signals | Physics | 35 | Expired |
| US7664055B2 | System and method for synchronizing components in a mesh network | Electricity | 29 | Active |
| US4910839A | Method of making a single phase unidirectional surface acoustic wave transducer | Emerging Cross-Sectional Technologies | 27 | Expired |
| US4353046A | Surface acoustic wave device with reflectors | Electricity | 26 | Expired |
| US5073763A | Group single-phase unidirectional transducers with 3/8.lambda.and 5/8.lambda. sampling | Electricity | 21 | Expired |
| US4581592A | Saw stabilized oscillator with controlled pull-range | Electricity | 21 | Expired |
| US4663664A | Electronic ticket method and apparatus for television signal scrambling and descrambling | Emerging Cross-Sectional Technologies | 18 | Expired |
| US7148794B2 | Vehicle back-up alarm system, vehicle, transmitter module, and method | Performing Operations; Transporting | 18 | Expired |
| US4599587A | Impedance element | Electricity | 18 | Expired |
| US4616197A | Resonator | Electricity | 17 | Expired |
| US4749964A | Superregenerative detector having a saw device in the feedback circuit | Electricity | 17 | Expired |
| US6239664A | Low phase noise, wide tuning range oscillator utilizing a one port saw resonator and method of operation | Electricity | 17 | Expired |
| US4731595A | Resonator structure | Electricity | 15 | Expired |
| US5426339A | Surface acoustic wave devices with mode changing characteristics | Electricity | 15 | Expired |
| US5751197A | Low-power, self-quenching superregenerative detector | Electricity | 15 | Expired |
| US5406159A | Surface acoustic wave gratings having selected reflectivity | Electricity | 14 | Expired |
| US5793146A | Surface acoustic wave transducer having selected reflectivity | Electricity | 13 | Expired |
| US4682224A | System, method, and apparatus for television signal scrambling and descrambling | Electricity | 12 | Expired |
| US5061871A | Electrode structure with constant velocity and zero reflectivity | Electricity | 12 | Expired |
| US4454488A | Surface acoustic wave resonator with middle grating | Electricity | 12 | Expired |
| US7046147B2 | Integrated security system and method | Performing Operations; Transporting | 12 | Expired |
| US5051644A | Electrode structure with constant velocity and predetermined reflectivity | Electricity | 11 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.