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United States of America

APP PUB NO 20250076341A1
SERIAL NO

18776655

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Abstract

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A tracking current is separated easily. A current measurement apparatus 10 according to the present disclosure is configured to measure a tracking current. The current measurement apparatus 10 includes a magnetic core 11 that can be disposed so as to enclose wiring 100 to be measured, and first and second coils L1 and L2 wound on the magnetic core 11. The number of turns of the second coil L2 is smaller than that of the first coil L1. The second coil L2 is configured to be able to detect the tracking current flowing through the wiring 100.

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Patent Owner(s)

Patent OwnerAddress
YOKOGAWA ELECTRIC CORPORATION2-9-32 NAKACHO MUSASHINO-SHI TOKYO 1808750 JAPAN
YOKOGAWA TEST & MEASUREMENT CORPORATION9-32 NAKACHO 2-CHOME MUSASHINO-SHI TOKYO 180-8750

International Classification(s)

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  • 2024 Application Filing Year
  • G01R Class
  • 2121 Applications Filed
  • 109 Patents Issued To-Date
  • 5.14 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances202420250255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Miyashita, Nobuhiko Tokyo, JP 1 0
Murakami, Kenji Tokyo, JP 121 1032

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Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges1919101 - 100100200300400500600700800900100011001200130014001500160017001800190020002100

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