4. Electricity: measuring and testing
  5. Impedance, admittance or other quantities representative of...
  6. Parameter related to the reproduction or fidelity of a...

Tetsuo Matsushima

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Apparatus for calculating amplitude values

Boots – shoes – and leggings
Patent

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Apparatus for calculating amplitude values of sinusoidal waves

Boots – shoes – and leggings
Patent

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Digital distance relay

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

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Digital distance relays

Boots – shoes – and leggings
Patent

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Digital fault locator

Electricity: measuring and testing – Fault detecting in electric circuits and of electric components – For fault location
Patent

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Profile ID: LFUS-PAI-P-66581

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