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NITSUPATSU SEIMITSU KOGYO KK

Overview
  • Total Patents
    12
About

NITSUPATSU SEIMITSU KOGYO KK has a total of 12 patent applications. Its first patent ever was published in 1974. It filed its patents most often in Japan. Its main competitors in its focus markets machine tools and mechanical elements are ARU TECHNO KK, COSTELLO JOSEPH ANDREW and KEITHLEY HERBERT RUDOLPH.

Patent filings in countries

World map showing NITSUPATSU SEIMITSU KOGYO KKs patent filings in countries
# Country Total Patents
#1 Japan 12

Patent filings per year

Chart showing NITSUPATSU SEIMITSU KOGYO KKs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Usami Shogo 2
#2 Ueki Iwao 2
#3 Yamaura Ichiro 2
#4 Yamaguchi Taiji 1
#5 Kojima Juji 1
#6 Yamazaki Hideo 1
#7 Ariga Hiroshi 1
#8 Tsujii Toshiki 1
#9 Yokoo Takeshi 1
#10 Magara Yasushi 1

Latest patents

Publication Filing date Title
JP2003329072A Method for manufacturing initially coned disc spring
JP2002221163A Vane grinding device for vane pump
JP2002162534A Ferrule for optical fiber connector, and its method of manufacture
JPH10206686A Optical fiber rotary connector
JPH08210400A Connecting structure of disc and bracket in disc brake
JPH06106277A Manufacture of ring-shaped coned disk spring
JPH05127046A Optical fiber connector
JPS59121234A Manufacture of friction plate in brake disk
JPS5666393A Punch and its manufacturing method
JPS55156633A Punch and its production