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2022
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Invention
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Electron source. An electron source in a gas-source mass spectrometer the electron source compris... |
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Invention
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Apparatus and method. An ion guide assembly for a mass spectrometer is described. The ion guide a... |
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2021
|
Invention
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Amplifier. A capacitive trans-impedance amplifier comprising a voltage amplifier having an invert... |
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G/S
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Scientific apparatus and instruments, namely, electrical controlling devices, spectrometry appara... |
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G/S
|
Scientific, weighing, measuring, and teaching apparatus and
instruments; apparatus and instrumen... |
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Invention
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Apparatus and method.
An ion source (30) for a static gas mass spectrometer is described. The io... |
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Invention
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Apparatus and method. An ion source (30) for a static gas mass spectrometer is described. The ion... |
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2019
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G/S
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Scientific, weighing, measuring, and teaching apparatus and instruments, namely, electrical contr... |
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2018
|
Invention
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An electron source. An electron source in a gas-source mass spectrometer the electron source comp... |
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2017
|
Invention
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Amplifier. The use of a capacitor (22) to serve as the principal impedance in a negative feed-bac... |
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|
Invention
|
An amplifier. A capacitive trans-impedance amplifier comprising a voltage amplifier having an inv... |
|
|
Invention
|
An amplifier. The use of a capacitor (22) to serve as the principal impedance in a negative feed-... |
