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DONG ZHIHUI

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    136,088
About

DONG ZHIHUI has a total of 12 patent applications. Its first patent ever was published in 2019. It filed its patents most often in China. Its main competitors in its focus markets machine tools, chemical engineering and consumer goods are QINGDAO ENVIRONMENTAL PROT MATERIAL WOOD RHINE CO LTD, Yunhe Hongfeng Mould Factory and YANG ANXU.

Patent filings in countries

World map showing DONG ZHIHUIs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing DONG ZHIHUIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dong Zhihui 12

Latest patents

Publication Filing date Title
CN112169480A Flue gas filtering device
CN111805032A Numerical control machine tool machining clamp fixing mechanism
CN111731360A Machining hydraulic pressure handling device
CN111744417A A automatic mechanical equipment for fodder stirring
CN111765701A Cooling device of mechanical equipment
CN111805604A Fixing device for corrugated paper transverse cutting machine
CN111804946A Perforating device is used in camshaft processing
CN111765148A Cooler for cooling hydraulic oil
CN111638037A High-low temperature circulating box for optical divider
CN111694118A Dust removal type PLC optical divider
CN111697463A Building electrical apparatus switch board easy to assemble
CN112108556A Battery case raw materials for production section device