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HOKUTO DENSHI KOGYO KK

Overview
  • Total Patents
    41
About

HOKUTO DENSHI KOGYO KK has a total of 41 patent applications. Its first patent ever was published in 1983. It filed its patents most often in Japan. Its main competitors in its focus markets electrical machinery and energy and measurement are WALTER ROGOWSKI DR ING, TRUEB TAEUBER & CO A G and TRUEB TAEUBER & CO AG.

Patent filings in countries

World map showing HOKUTO DENSHI KOGYO KKs patent filings in countries
# Country Total Patents
#1 Japan 41

Patent filings per year

Chart showing HOKUTO DENSHI KOGYO KKs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Nakano Koichi 25
#2 Hiroshima Tatsuo 5
#3 Miyazaki Koji 4
#4 Hayashi Yasuhiro 4
#5 Yakabe Masami 3
#6 Matsumoto Toshiyuki 2
#7 Yokoyama Ryosuke 2
#8 Ikeuchi Naoki 2
#9 Hama Michimasa 1
#10 Satou Yoshimitsu 1

Latest patents

Publication Filing date Title
JP2015045576A Surface position measurement instrument and position measurement sensor
JP2012233619A Frost formation state detecting device
JP2011059048A Method and device for detecting size of particles in liquid
JP2011059047A Method and device for detecting size of particles in liquid and optical device
JP2011059046A Method for detecting size of particles in liquid and liquid pipeline
JP2009069090A Method and device for detecting flaw of inspecting object, and probe for eddy current flaw detection
JP2009008602A Detecting method and device for size of particle in liquid
JP2006242718A Impedance detector
JP2006153631A Surface potential measuring method and surface potential meter
JP2006100390A Coil and coil for excitation
JP2006100389A Thin coil
JP2005344970A Evaluation supporting method and device for reducing power consumption, and electric power control device
JP2004205274A Ion detection method and apparatus
JP2003156551A Method for calibrating capacitance meter, calibrating standard capacitance box, method for measuring electrostatic capacity, box for measuring capacity and capacitance meter
JP2003156523A Impedance detector circuit and capacitance detector circuit
JP2002365315A Non-contact voltage measurement method and device and detecting probe
JP2003130418A Electric power control method and its device
JP2003050233A Eddy-current flaw detection testing method and eddy- current flaw detection testing device
JP2002350477A Impedance detecting circuit
JP2002323523A Potential fixing apparatus potential fixing method and capacity measuring apparatus