4. Electricity: measuring and testing
  5. Measuring, testing, or sensing electricity, per se
  6. Transient or portion of cyclic

Donald J. Ellingsberg

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Commutation sensor circuit for a DC-to-DC silicon controlled rec

Electricity: electrical systems and devices – Safety and protection of systems and devices – With specific quantity comparison means
Patent

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Coupled cavity traveling wave tube having improved loss stabiliz

Electric lamp and discharge devices: systems – Cathode ray tube circuits – Combined cathode ray tube and circuit element structure
Patent

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Drive circuit with constant current

Electrical transmission or interconnection systems – Miscellaneous systems – For particular load device
Patent

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Drive circuit with constant current output

Electrical transmission or interconnection systems – Miscellaneous systems – For particular load device
Patent

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Extenders for reflective optical path segments

Optical: systems and elements – Diffraction – Using fourier transform spatial filtering
Patent

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Profile ID: LFUS-PAI-P-223961

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