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NIPPON KOBUNSHI KK

Overview
  • Total Patents
    20
About

NIPPON KOBUNSHI KK has a total of 20 patent applications. Its first patent ever was published in 1993. It filed its patents most often in Japan. Its main competitors in its focus markets engines, pumps and turbines, machines and environmental technology are LYONNAISE VENTILATION, KAWAMOTO PUMP MFG and WEBER WOLFGANG.

Patent filings in countries

World map showing NIPPON KOBUNSHI KKs patent filings in countries
# Country Total Patents
#1 Japan 20

Patent filings per year

Chart showing NIPPON KOBUNSHI KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kawai Takashi 8
#2 Iwai Haruyoshi 5
#3 Goto Masakuni 3
#4 Hirai Akio 3
#5 Kato Takahisa 3
#6 Kaneko Yoshihito 2
#7 Watanabe Hitoshi 1
#8 Fukase Taku 1
#9 Takao Yutaka 1
#10 Koga Makoto 1

Latest patents

Publication Filing date Title
JP2009275608A Vibration isolator of air fan and air fan structure equipped with the same
JP2008309032A Vibration isolation apparatus for blower fan and blower fan structure body
JP2008228486A Motor case, and injection molding die thereof
JP2008202584A Shaft coupling tool for cross-flow fan, and cross-flow fan equipped with the same
JP2008111393A Centrifugal fan and its manufacturing method
JP2008002401A Cross flow fan
JP2004262633A Bobbin for winding thread
JP2004044938A Air agitator
JP2002364597A Air stirring device
JP2002349921A Air agitator
JP2002115645A Cross flow fan for wind power generation and method of setting rotating efficiency of the cross flow fan
JP2001355593A Air stirring device
JP2001238939A Air cleaner
JP2000257585A Cross flow fan shaft, and manufacture thereof
JP2000257593A Axial flow fan
JP2000073991A Blowing fan capable of deodorizing and deodorant air conditioner
JPH1189326A Blower for rice plant transplanter
JPH10311297A Turboblower
JPH10169595A Turbo-blower
JPH07195549A Heat-treating device of cylindrical plastic product