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NINGBO CHANGHUA COPPER PRODUCTS CO LTD

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    193,080
  • Filing trend
    ⇩ 50.0%
About

NINGBO CHANGHUA COPPER PRODUCTS CO LTD has a total of 13 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 2009. It filed its patents most often in China. Its main competitors in its focus markets machine tools and mechanical elements are MA ZHENGBIN, WUXI OULONG SPECIAL STEEL PIPE CO LTD and C & E CT FOR ENGINEERING RES TEST AND APPRAISAL.

Patent filings in countries

World map showing NINGBO CHANGHUA COPPER PRODUCTS CO LTDs patent filings in countries
# Country Total Patents
#1 China 13

Patent filings per year

Chart showing NINGBO CHANGHUA COPPER PRODUCTS CO LTDs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Hu Siqing 7
#2 Yan Jianqiang 4
#3 Han Qing 2
#4 Xiang Jiarong 2
#5 Zhang Chi 2
#6 Chen Jiangping 2
#7 Yang Ruiliang 2
#8 Wang Liqiang 1
#9 Jiang Wei 1
#10 Chen Bingbing 1

Latest patents

Publication Filing date Title
CN109465636A A kind of assembling equipment of joint assembly
CN108161352A The production method of copper piece
CN108223942A Copper sleeve and its production method
CN104152092A Bonding agent for central air conditioner water collector and production method thereof
CN104148893A Air conditioner branch pipe integral extrusion forming process
CN103615821A Refrigeration system with liquid separator
CN103604257A Dispenser
CN103522121A Calibration equipment
CN103398826A Valve seal detection device and valve seal detection device set
CN103395018A Clamp used for valve pipeline
CN102962992A Fiberglass pipe enwinding forming machine
CN102661405A Rapid inserting connection ball valve
CN101514754A Integral non-retention multipath control ball valve