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ZHENG CHENCHUAN

Overview
  • Total Patents
    30
  • GoodIP Patent Rank
    52,873
About

ZHENG CHENCHUAN has a total of 30 patent applications. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets machines, materials and metallurgy and surface technology and coating are PURASU ENGINEERING KK, EUROVISION CO LTD and CHENGDU LIANYU PREC MACHINERY CO LTD.

Patent filings in countries

World map showing ZHENG CHENCHUANs patent filings in countries
# Country Total Patents
#1 China 30

Patent filings per year

Chart showing ZHENG CHENCHUANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zheng Chenchuan 30

Latest patents

Publication Filing date Title
CN105695848A Flange casting process
CN105441952A Metal part surface polishing technology
CN105483336A Metal piece heat treatment technology
CN105458135A Alloy piece forging technology
CN105439428A Online control system for hot-bending extrusion forming of multi-curved glass
CN105440625A Preparation process of lampshade of car lamp
CN105441643A Bearing annealing technology
CN105463440A Metal surface treatment process
CN105458622A Manufacturing technique for bearing
CN105440685A Automobile sealing strip production process
CN105441921A Metal part anti-rust technology
CN105437496A Novel injection molding machine
CN105435500A Automatic chemical filtration device
CN105437512A Plastic extruder
CN105437052A Continuously-machining self-repairing type polishing device
CN105435990A Automatic spraying sanitization device
CN105443130A Efficient and portable rock drill
CN105475099A Automatic control system and method for garden irrigation
CN105667883A Automatic feeding device
CN105404301A Automatic control system for mower and using method thereof