4. Amplifiers
  5. With control of power supply or bias voltage

John Cowles

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Amplifier having input/output cells with discrete gain steps

Amplifiers – With semiconductor amplifying device – Including gain control means
Reexamination Certificate

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Incremental gain amplifier

Amplifiers – With control of power supply or bias voltage
Reexamination Certificate

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Peak-to-average measurement with envelope pre-detection

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Analysis of complex waves
Reexamination Certificate

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Tape bandage roll

Medical and laboratory equipment – Equipment for diagnosis – analysis – or treatment – Article for topical care – nursing or rehabilitation
Design Patent

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Profile ID: LFUS-PAI-P-2160245

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