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KYORITSU ELECTRICAL INSTR WORKS LTD

Overview
  • Total Patents
    17
  • GoodIP Patent Rank
    115,134
  • Filing trend
    ⇩ 33.0%
About

KYORITSU ELECTRICAL INSTR WORKS LTD has a total of 17 patent applications. It decreased the IP activity by 33.0%. Its first patent ever was published in 2011. It filed its patents most often in Japan and Republic of Korea. Its main competitors in its focus markets measurement and environmental technology are PREMIER TECH LTD, CYRUSTEK CO and OKANO HIGHTECH KK.

Patent filings in countries

World map showing KYORITSU ELECTRICAL INSTR WORKS LTDs patent filings in countries
# Country Total Patents
#1 Japan 15
#2 Republic of Korea 2

Patent filings per year

Chart showing KYORITSU ELECTRICAL INSTR WORKS LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Yumiyama Naoki 10
#2 Kawamoto Osamu 4
#3 Yamaji Takayori 2
#4 Wada Atsushi 2

Latest patents

Publication Filing date Title
JP2020143913A Wiring connection inspecting method and wiring connection inspecting system
JP2020024101A Clamp sensor and clamp meter
JP2019211423A Clamp sensors and clamp meter
JP2019086321A Wiring connection inspection method and wiring connection inspection system
JP2018021812A Device and method for measuring leakage current
JP2018004394A Leakage current measuring method and leakage current measuring device
JP2017215268A Loop impedance acquisition method and loop impedance tester
JP2017181424A Micro-shock detection sensor
JP2017114642A Long wire winder
JP2017106760A Method of displaying insulation resistance and insulation resistance meter
JP2017106762A Method of displaying insulation resistance and insulation resistance meter
JP2017106761A Method of displaying insulation resistance and insulation resistance meter
JP2016219583A Method for manufacturing air core coil, air core coil, rogowski coil, clamp sensor and clamp type ammeter
JP2012255712A Wiring confirmation tester and method for receptacle with grounding electrode
JP2012225866A Pointer type insulation resistance meter