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XI AN TRI CIRCLE TECHNOLOGY DEV CORP

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    213,952
About

XI AN TRI CIRCLE TECHNOLOGY DEV CORP has a total of 11 patent applications. Its first patent ever was published in 2010. It filed its patents most often in China. Its main competitors in its focus markets materials and metallurgy and surface technology and coating are UNIV URALSKY, TS NT TVORCHESTVA MOLODEZHI VN and AKIKO KK.

Patent filings in countries

World map showing XI AN TRI CIRCLE TECHNOLOGY DEV CORPs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing XI AN TRI CIRCLE TECHNOLOGY DEV CORPs patent filings per year from 1900 to 2020

Focus technologies

Top inventors

# Name Total Patents
#1 Liu Qiang 6
#2 Song Shengyin 4
#3 Bai Qiang 4
#4 Wu Gang 4
#5 Zhang Hongbo 2
#6 Shangguan Fengshou 2
#7 Jia Pengjun 2
#8 Fengshou Shangguan 2
#9 Li Dejun 2
#10 Lineng Yang 2

Latest patents

Publication Filing date Title
CN104374246A Internal-thread parameter measuring and calibrating tool for airtight threaded joint
CN104482827A Sealed thread connector outer thread parameter measuring and aligning tool
CN104404557A Waste acid recycling method with by-product ferric orthophosphate
CN103527110A Multistage sealing anti-sticky buckle type thread for titanium alloy oil casing
CN103527914A Processing method for preventing connection thread gluing of titanium alloy oil well pipe
CN102937009A Top pressure bearing expansion pipe construction operation method
CN102937008A Top multistage pressure-bearing expansion pipe expansion construction device
CN102704865A Corrosion-resistant and high-tightness screw joint
CN102704864A Threaded nipple for development of shale gases
CN102559167A Novel preparation method of schiff base oil well acidification corrosion inhibitor and application of preparation method
CN102023118A Method for performing expansion test of combined loads on solid expansion pipe