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NIPPON KENKI KK

Overview
  • Total Patents
    14
About

NIPPON KENKI KK has a total of 14 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 environmental technology, measurement and machine tools are JINGKUI BAI, FUCHS PETR and CHANGZHOU SIYU ENVIRONMENTAL PROT MATERIAL TECHNOLOGY CO LTD.

Patent filings in countries

World map showing NIPPON KENKI KKs patent filings in countries
# Country Total Patents
#1 Japan 14

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Yamagishi Akira 3
#2 Kajikuri Tatsuya 2
#3 Okada Hiroshi 2
#4 Okamoto Kouichirou 1
#5 Takeda Sakae 1
#6 Watanabe Hiroaki 1
#7 Okamoto Hideaki 1
#8 Soma Yasuo 1
#9 Akagi Shinichi 1
#10 Nonaka Toshio 1

Latest patents

Publication Filing date Title
JP2011163044A Gravel removing bucket
JP2006314889A Regeneration treatment method of reclamation sand, and its apparatus
JP2002102876A Water cleaning apparatus equipped with active chips
JP2002102895A Excretion treatment method
JPH09144372A Split silo
JPH0871401A Dust guard for inclined shell type mixer
JPH07124938A Automatic supply device of aggregate of batcher plant
JPH0762680A Hydraulic pipe structure of extension for hydraulic drive work arm
JPH06298330A Pneumatic conveyor of powder and granular material
JPS61283506A Method of operating concrete mixer
JPS61283507A Method of kneading concrete material
JPS5749828A Controlling device for axial force of bolt
JPS5584615A Mixture ratio compensator for concrete material mixture ratio setter
JPS53118418A Method of making concrete