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NIHON RANKO KK

Overview
  • Total Patents
    25
About

NIHON RANKO KK has a total of 25 patent applications. Its first patent ever was published in 1980. It filed its patents most often in Japan. Its main competitors in its focus markets thermal processes, control and transport are NISKANEN ERKKI JOHANNES, BERKELEY ARNOLD D and LUX PRODUCTS CORP.

Patent filings in countries

World map showing NIHON RANKO KKs patent filings in countries
# Country Total Patents
#1 Japan 25

Patent filings per year

Chart showing NIHON RANKO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kondou Jiyunichi 13
#2 Sakai Sumio 3
#3 Kubota Bunpei 2
#4 Sakamoto Hideo 2
#5 Yomogida Masayuki 1
#6 Takahashi Ikuo 1
#7 Kamigata Noboru 1
#8 Ueda Masaru 1
#9 Kondou Kenichi 1
#10 Miyaji Yukio 1

Latest patents

Publication Filing date Title
JPS6111541A Cool water supplying system
JPS6110180A Flow control valve
JPS616468A Four-way valve
JPS60263788A Thermovalve
JPS60238632A Dehumidifying system
JPS60238631A Suction-exhaust duct
JPS60200033A Dehumidifying system
JPS60175123A Room thermostat
JPS60175124A Control device of low temperature heating
JPS5985106A Linearizing circuit
JPS6059622A Switch unit
JPS6048594A Fire alarm
JPS6022522A Automatic return type vacuum switch for vehicle
JPS6022523A Unautomatic return type vacuum switch for vehicle
JPS59218589A Fire alarm
JPS59214998A Fire alarm
JPS59206999A Fire alarm
JPS59138028A Remote control thermostat unit
JPS5997370A Solenoid valve
JPS58174822A Sensor