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CHUO KAGAKU KOGYO KK

Overview
  • Total Patents
    21
About

CHUO KAGAKU KOGYO KK has a total of 21 patent applications. Its first patent ever was published in 1972. It filed its patents most often in Japan, Germany and France. Its main competitors in its focus markets basic materials chemistry, mechanical elements and measurement are FRIBAIR SA, HANANO COMMERCIAL CO LTD and COOPER LTD ETHYL.

Patent filings in countries

World map showing CHUO KAGAKU KOGYO KKs patent filings in countries
# Country Total Patents
#1 Japan 12
#2 Germany 2
#3 France 2
#4 Italy 2
#5 Belgium 1
#6 Netherlands 1
#7 Sweden 1

Patent filings per year

Chart showing CHUO KAGAKU KOGYO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tsujii Tetsuya 4
#2 Oohira Yasuyuki 3
#3 Gotou Kouji 3
#4 Saitoh Takehiro 2
#5 Umemura Hitoshi 2
#6 Matsumiya Yoshiki 2
#7 Kawashima Masaru 2
#8 Saitoh T 2
#9 Hamano K 2
#10 Handa Takurou 2

Latest patents

Publication Filing date Title
JPS63190184A Antifreeze composition
JPS6383426A Fluid of vibro-isolating rubber
JPS6126700A Solid detergent enhancing agent
JPS60202359A Decision on rust proofing and anticorrosive performance of coolant for automobile and radiator anticorrosion agent
JPS6060178A Heat transfer medium for boiler
JPS59117911A Inner wire for control cable
JPS5871098A Pipe cutter
JPS5813672A Rust preventing agent
JPS5813671A Rust preventing agent
JPS57200718A Manufacture of outer casing for control cable
JPS5776098A Fluid composition to be operated by liquid pressure
JPS5751796A High-boiling brake fluid for automobile
FR2240283A1 Borate ester brake fluids for vehicles - derived from glycols, triols and/or glycol, mono-ethers, with reduced water absorption
DE2255758A1 HIGH-VOLUME BRAKE FLUID FOR MOTOR VEHICLES