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Zhongnan diamond co ltd

Overview
  • Total Patents
    97
  • GoodIP Patent Rank
    19,047
  • Filing trend
    ⇩ 25.0%
About

Zhongnan diamond co ltd has a total of 97 patent applications. It decreased the IP activity by 25.0%. 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, surface technology and coating and chemical engineering are XIAN SINO EURO MATERIALS TECH CO LTD, KONDOH KATSUYOSHI and HUNAN INJECTION HIGH TECH CO LTD.

Patent filings in countries

World map showing Zhongnan diamond co ltds patent filings in countries
# Country Total Patents
#1 China 97

Patent filings per year

Chart showing Zhongnan diamond co ltds patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lu Canhua 44
#2 Zhang Tao 33
#3 Dou Ming 23
#4 Liu Juntao 23
#5 Zhang Fengling 21
#6 Liu Qiankun 18
#7 Zhu Pei 13
#8 Zhang Fenglian 11
#9 Wang Zhitao 11
#10 Song Ziheng 10

Latest patents

Publication Filing date Title
CN112099429A Working state recovery method for short-time power failure of continuous heating control equipment
CN112156585A Dust collecting equipment leak hunting device
CN112051263A Detection method for yield of diamond synthesized by graphite powder core column
CN112047337A Carbon source for synthesizing IIb type blue diamond and preparation method thereof
CN112096677A Safe pressure relief control method for ultrahigh-pressure hydraulic oil way
CN112028069A Preparation and method for purifying waste graphite in industrial diamond production
CN111961943A High-toughness heat-conducting polycrystalline cubic boron nitride composite sheet and preparation method thereof
CN111957977A Polycrystalline diamond compact with good heat resistance and preparation method thereof
CN112091220A Polycrystalline diamond compact with good heat-conducting property and preparation method thereof
CN112059193A High-toughness wear-resistant polycrystalline diamond compact and preparation method thereof
CN112091221A Polycrystalline diamond compact for shale oil/shale gas deep well drilling and preparation method thereof
CN112064120A Seed crystal for large-size cultivation of diamond and preparation method thereof
CN110833795A Powder loading attachment
CN110819303A Diamond grinding fluid and preparation method thereof
CN110681315A Method for synthesizing gem-grade colorless diamond by seed crystal method
CN110565049A Polycrystalline cubic boron nitride composite sheet with sandwich layer structure and preparation method thereof
CN110541151A Polycrystalline cubic boron nitride composite sheet and preparation method thereof
CN110552012A Method for cleaning hard alloy substrate for superhard composite material
CN110625123A High-performance polycrystalline diamond compact and preparation method thereof
CN110578128A Preparation method of dome-shaped polycrystalline diamond compact