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KOPARU EREKUTORA KK

Overview
  • Total Patents
    20
About

KOPARU EREKUTORA KK has a total of 20 patent applications. Its first patent ever was published in 1977. It filed its patents most often in Japan. Its main competitors in its focus markets optics, mechanical elements and electrical machinery and energy are REOSC, TAKAHASHI SHIGEO and SURUGA PRODUCTION PLATFORM CO LTD.

Patent filings in countries

World map showing KOPARU EREKUTORA KKs patent filings in countries
# Country Total Patents
#1 Japan 20

Patent filings per year

Chart showing KOPARU EREKUTORA KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ishizuka Yutaka 11
#2 Hiraoka Yuuji 6
#3 Muramatsu Masayuki 3
#4 Sotoguchi Takurou 2
#5 Kageyama Harumichi 2
#6 Niihama Kouichi 2
#7 Okazaki Atsushi 1
#8 Koshizuka Hiroshi 1
#9 Maeda Hitoshi 1
#10 Kimura Takahide 1

Latest patents

Publication Filing date Title
JPS59176679A Motor-driven fan
JPS59160926A Pressure switch
JPS59117025A Dip rotary cord switch
JPS59113409A Polarizing mirror
JPS59114713A Dip rotary cord switch
JPS59108222A Rotary cord switch
JPS5947517A Fluid bearing with dynamic pressure generating mechanism and manufacturing method thereof
JPS595961A Apparatus and method for measuring speed variation of rotor
JPS595034A Method and device for formation of optical reflection mirror face
JPS595226A Rotary type optical deflector
JPS593401A Device and method for producing mirror for beam scanning
JPS591808A Dynamic pressure operated hydraulic bearing
JPS591838A Flywheel
JPS58216203A Polygonal mirror by butting and manufacture thereof
JPS58216202A Polygonal mirror and its production
JPS58216204A Method and apparatus for forming surface of optical reflecting mirror
JPS58216201A Polygonal mirror and its production
JPS5728548A Armature coil winding
JPS5728547A Armature coil winding device and winding
JPS5425456A Stop mechanism for variable resistor