Robert Aigner
108Patents
25h-index
78Co-inventors
93Inventor score
Filing activity: Dec 12, 1979 → Apr 17, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7288435B2 | Method for producing a cover, method for producing a packaged device | Electricity | 283 | Expired |
| US6670866B2 | Bulk acoustic wave resonator with two piezoelectric layers as balun in filters and duplexers | Electricity | 177 | Expired |
| US9837984B2 | RF ladder filter with simplified acoustic RF resonator parallel capacitance compensation | Electricity | 169 | Active |
| US6933807B2 | Acoustic reflector for a BAW resonator providing specified reflection of both shear waves and longitudinal waves | Electricity | 128 | Expired |
| US6864619B2 | Piezoelectric resonator device having detuning layer sequence | Electricity | 110 | Expired |
| US7365619B2 | BAW apparatus | Electricity | 110 | Expired |
| US7268436B2 | Electronic device with cavity and a method for producing the same | Electricity | 106 | Expired |
| US6975183B2 | BAW resonator having piezoelectric layers oriented in opposed directions | Emerging Cross-Sectional Technologies | 105 | Expired |
| US6909340B2 | Bulk acoustic wave filter utilizing resonators with different aspect ratios | Electricity | 104 | Expired |
| US7939987B1 | Acoustic wave device employing reflective elements for confining elastic energy | Electricity | 104 | Active |
| US6841922B2 | Piezoelectric resonator apparatus with acoustic reflector | Electricity | 102 | Expired |
| US6657363B1 | Thin film piezoelectric resonator | Electricity | 100 | Expired |
| US6963257B2 | Coupled BAW resonator based duplexers | Electricity | 81 | Expired |
| US6534900B2 | Piezoresonator | Electricity | 80 | Expired |
| US6734770B2 | Microrelay | Electricity | 46 | Expired |
| US7439824B2 | Bulk acoustic wave filter and method for eliminating unwanted side passbands | Electricity | 44 | Expired |
| US7310861B2 | Method of producing a piezoelectric component | Emerging Cross-Sectional Technologies | 42 | Expired |
| US8923794B2 | Temperature compensation of acoustic resonators in the electrical domain | Electricity | 40 | Active |
| US7199683B2 | BAW resonator | Electricity | 37 | Expired |
| US8035464B1 | Bonded wafer SAW filters and methods | Electricity | 33 | Active |
| US6943647B2 | Bulk acoustic wave filter with a roughened substrate bottom surface and method of fabricating same | Emerging Cross-Sectional Technologies | 30 | Expired |
| US7939989B2 | Piston mode acoustic wave device and method providing a high coupling factor | Electricity | 30 | Active |
| US4279349A | Bottle with separate compartments | Performing Operations; Transporting | 30 | Expired |
| US7895892B2 | Apparatus and method for detecting a rotation | Physics | 28 | Active |
| US8294331B2 | Acoustic wave guide device and method for minimizing trimming effects and piston mode instabilities | Emerging Cross-Sectional Technologies | 27 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.