Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Sample preparation chamber with mixer/grinder and sample aliquot isolation

Sample preparation chamber with mixer/grinder and sample aliquot isolation

US Patent 4925628 · Granted May 15, 1990

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Ablation monitoring and control using three-dimensional echo decorrelation imagi2025
Bipolar transistor having collector with doping concentration grading2025
Bipolar transistor having collector with doping concentration discontinuity2024
Tunable device having a FET integrated with a BJT2019
Tunable device having a FET integrated with a BJT2016
Circuit and method for biasing a gallium arsenide (GaAs) power amplifier2016
Continuous tunable LC resonator using a FET as a varactor2015
Circuit and method for biasing a gallium arsenide (GaAs) power amplifier2013
Circuit and method for generating a reference voltage2013
Circuit and method for biasing a gallium arsenide (GaAs) power amplifier2011
Bias control for reducing amplifier power consumption and maintaining linearity2007
Circuit for controlling power amplifier quiescent current2007