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TONGLING CHANGJIANG DIAMOND TOOLS CO LTD

Overview
  • Total Patents
    47
  • GoodIP Patent Rank
    35,642
  • Filing trend
    ⇧ 480.0%
About

TONGLING CHANGJIANG DIAMOND TOOLS CO LTD has a total of 47 patent applications. It increased the IP activity by 480.0%. Its first patent ever was published in 2009. It filed its patents most often in China. Its main competitors in its focus markets materials and metallurgy, civil engineering and machine tools are SHAREATE TOOLS LTD, XI'AN SINO-EURO MAT TECH CO LTD and CARPENTER TECH CORPORATION.

Patent filings in countries

World map showing TONGLING CHANGJIANG DIAMOND TOOLS CO LTDs patent filings in countries
# Country Total Patents
#1 China 47

Patent filings per year

Chart showing TONGLING CHANGJIANG DIAMOND TOOLS CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhao Rong 39
#2 Hu Xingguang 39
#3 Wu Yahui 34
#4 Ding Lei 34
#5 Liu Xudong 34
#6 Zhang Hua 5
#7 Du Zhiguo 4
#8 Cheng Huili 4
#9 Xingguang Hu 4
#10 Ding Xianlong 4

Latest patents

Publication Filing date Title
CN111730088A Automatic change drill bit diamond equipment
CN111760699A Safe moving mechanism based on paint spraying device
CN111730227A High-precision drill bit diamond welding equipment
CN111730300A Assembling tool for electric drill with sliding rail
CN111774224A Comprehensive automatic paint spraying equipment for mold
CN108994371A A kind of pipe cutter for preventing pipeline from deviating
CN109014173A A kind of new drill carcass
CN109057713A A kind of novel adamantine aiguille
CN108942717A A kind of novel diamond bowl mill
CN108994372A A kind of Profile cut-off machine
CN108971496A A kind of preparation method of rare earth modified tungsten-based diamond drill head
CN108941533A A kind of manufacturing method of copper base diamond cutter tooth
CN108907179A A kind of manufacturing method of irony diamond bit
CN108994305A A kind of manufacturing method of copper cobalt-based diamond cutter tooth
CN108838390A A kind of manufacturing method of copper and iron base diamond cutter tooth
CN108692976A A kind of universal core-drilling machine
CN109022995A A kind of diamond drill bit matrix and its manufacturing method
CN108838400A A kind of manufacturing method of diamond cutter tooth
CN108798577A A kind of Handheld drill corning machine
CN109014172A A kind of diamond bit and its manufacturing method