4. Miscellaneous active electrical nonlinear devices, circuits, and
  5. Signal converting, shaping, or generating
  6. Converting input voltage to output current or vice versa

Norbert Rolff

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Circuit and method for measuring current in a circuit

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Plural ranges – scales or registration rates
Patent

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Leak indicator with test leak and test leak for integration...

Measuring and testing – With fluid pressure – Leakage
Reexamination Certificate

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Measurement amplifier

Miscellaneous active electrical nonlinear devices – circuits – and – Signal converting – shaping – or generating – Converting input voltage to output current or vice versa
Patent

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Method for measuring the gas pressure in a container, and...

Measuring and testing – Fluid pressure gauge – Electrical
Reexamination Certificate

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Piston compressor

Refrigeration – Gas compression – heat regeneration and expansion – e.g.,...
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1439430

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