Andre Metzger
22Patents
7h-index
21Co-inventors
69Inventor score
Filing activity: Dec 16, 1986 → Jun 29, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4980130A | System for preparation of samples for analysis | Emerging Cross-Sectional Technologies | 33 | Expired |
| US7869775B2 | Circuit and method for biasing a gallium arsenide (GaAs) power amplifier | Electricity | 27 | Active |
| US4836037A | Sample metering valve for a sample preparation system | Physics | 20 | Expired |
| US4823622A | Sample metering valve for a sample preparation system | Physics | 14 | Expired |
| US4900683A | Process for preparation of samples for analysis | Emerging Cross-Sectional Technologies | 11 | Expired |
| US7046087B1 | Quiescent current control circuit for power amplifiers | Electricity | 9 | Expired |
| US7193460B1 | Circuit for controlling power amplifier quiescent current | Electricity | 9 | Expired |
| US4792434A | Sample preparation chamber with mixer/grinder and sample aliquot isolation | Performing Operations; Transporting | 7 | Expired |
| US4859605A | Process for preparation of samples for analysis | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6636077B1 | High isolation, low power high speed multiplexer circuit | Electricity | 6 | Expired |
| US4925628A | Sample preparation chamber with mixer/grinder and sample aliquot isolation | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7262657B2 | Bias control for reducing amplifier power consumption and maintaining linearity | Electricity | 4 | Expired |
| US8350418B2 | Circuit and method for generating a reference voltage | Electricity | 3 | Active |
| US9525078B2 | Tunable device having a FET integrated with a BJT | Electricity | 3 | Active |
| US4866996A | Sample metering valve for a sample preparation system | Physics | 2 | Expired |
| US8554161B2 | Circuit and method for biasing a gallium arsenide (GaAs) power amplifier | Electricity | 2 | Active |
| US4894345A | Process for preparation of samples for analysis | Emerging Cross-Sectional Technologies | 2 | Expired |
| US9059332B2 | Continuous tunable LC resonator using a FET as a varactor | Electricity | 2 | Active |
| US12113125B2 | Bipolar transistor having collector with doping concentration discontinuity | Electricity | 1 | Active |
| US9294055B2 | Circuit and method for biasing a gallium arsenide (GaAs) power amplifier | Electricity | 0 | Active |
| US12363931B2 | Bipolar transistor having collector with doping concentration grading | Electricity | 0 | Active |
| US10249617B2 | Tunable device having a FET integrated with a BJT | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.