Learn more

CHONGQING CHANGZHENG HEAVY IND CO LTD

Overview
  • Total Patents
    25
  • GoodIP Patent Rank
    65,018
About

CHONGQING CHANGZHENG HEAVY IND CO LTD has a total of 25 patent applications. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets machine tools, biotechnology and chemical engineering are YANCHENG TONGJUN PREC MACHINERY MANUFACTURING CO LTD, REN XIAODONG and Hu chongbei.

Patent filings in countries

World map showing CHONGQING CHANGZHENG HEAVY IND CO LTDs patent filings in countries
# Country Total Patents
#1 China 25

Patent filings per year

Chart showing CHONGQING CHANGZHENG HEAVY IND CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Peihai 18
#2 Tian Jiahui 12
#3 Zhang Mingming 11
#4 Peng Qiwei 9
#5 Gan Neng 8
#6 Wang Jian 7
#7 Lu Hang 7
#8 Wu Yin 5
#9 Li Mingrong 5
#10 Zhang Hui 4

Latest patents

Publication Filing date Title
CN111922791A Workpiece polishing operation control method
CN111496679A Method and system for automatically detecting polishing allowance
CN111515761A Method and system for reducing polishing errors
CN111330482A Material mixing and stirring tank
CN111298677A Stirring shaft with cutting function
CN111230735A Compact grinding tool
CN111215941A Pneumatic quick-change clamp
CN111195798A Positioner for assisting workpiece machining
CN111185825A Abrasive belt grinding tool for robot
CN111098229A Polishing tool placing platform
CN110653556A Universal clamp for machining cross beam and side beam
CN110561528A Cutter disc and cutting equipment
CN110405541A A kind of cutting abrasion adjustment device
CN110202315A A kind of concave bottom elevation type rolling wheel device
CN110154118A A kind of rotation knife system that can be compensated automatically
CN109648029A The forging die set and its forging method of large thin-wall cylinder class ring flange
CN109573370A A kind of sliding cover type manhole
CN109537660A Bar shaped deep trouth foundation excavation equipment
CN109469046A The deeply narrow foundation excavation slip casting integration apparatus of bar shaped
CN109487846A Bar shaped deep trouth foundation excavation grouting cutter