4. Optics: measuring and testing
  5. By dispersed light spectroscopy
  6. Utilizing a spectrometer

John A. Geen

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Analog-to-digital conversion

Coded data generation or conversion – Converter compensation
Patent

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Analog-to-digital conversion apparatus with dither signal

Communications: electrical – Audible indication – Percussion-type sound producer
Patent

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Analog-to-digital converter using digital output as dither

Coded data generation or conversion – Analog to or from digital conversion – Differential encoder and/or decoder
Reexamination Certificate

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Apparatus with selected fill gas

Measuring and testing – Speed – velocity – or acceleration – Acceleration determination utilizing inertial element
Reexamination Certificate

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Coupling apparatus for inertial sensors

Measuring and testing – Speed – velocity – or acceleration – Angular rate using gyroscopic or coriolis effect
Reexamination Certificate

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Profile ID: LFUS-PAI-P-614688

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