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CKU INC

Overview
  • Total Patents
    20
About

CKU INC has a total of 20 patent applications. Its first patent ever was published in 2010. It filed its patents most often in WIPO (World Intellectual Property Organization), China and Republic of Korea. Its main competitors in its focus markets thermal processes and machine tools are SEYA MINORU, GI PROEKT PREDPR MASH DLYA ZHI and KUZIN ALEKSANDR G.

Patent filings in countries

World map showing CKU INCs patent filings in countries
# Country Total Patents
#1 WIPO (World Intellectual Property Organization) 7
#2 China 5
#3 Republic of Korea 4
#4 Taiwan 4

Patent filings per year

Chart showing CKU INCs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Thermal processes
#2 Machine tools

Top inventors

# Name Total Patents
#1 Tanigawa Shigetoshi 18
#2 Tanigawa Shota 9
#3 Takinami Shigeaki 3
#4 Matsuo Norihiro 1
#5 Shigetoshi Tanigawa 1

Latest patents

Publication Filing date Title
CN103328916A Method for manufacturing baffle plate for heat exchanger, and method for manufacturing heat exchanger
WO2012018125A1 Method for fusion-bonding heat transfer tubes for heat exchanger, and heat exchanger
WO2013005333A1 Multitubular heat exchanger manufacturing method, and multitubular heat exchanger
CN103097847A Heat exchanger
TW201111729A Heat exchanger using multiple pipes
CN102483308A Heat exchanger
CN102334004A Heat pipe