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ZHANGJIAGANG ZHENYUAN PIPE CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    145,779
About

ZHANGJIAGANG ZHENYUAN PIPE CO LTD 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 packaging and shipping are Kunshan wanma hardware co ltd, JIASHAN DONGSHUN PLASTIC HARDWARE PRODUCTS FACTORY GENERAL PARTNERSHIP and JIASHAN DONGSHUN PLASTIC HARDWARE PRODUCTS FACTORY GENERAL PARTNER.

Patent filings in countries

World map showing ZHANGJIAGANG ZHENYUAN PIPE CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing ZHANGJIAGANG ZHENYUAN PIPE CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hou Zhonghua 12
#2 Zhang Jianxing 12
#3 Wu Xifeng 12

Latest patents

Publication Filing date Title
CN111299685A Steel pipe machining device and using method
CN111331018A Bent steel pipe butt joint device and using method
CN111283504A Steel pipe groove machining device and using method
CN111347251A Steel pipe correction machining device and using method
CN111318953A Steel pipe polishing device and using method
CN109967956A A kind of U-tube auxiliary welding equipment and welding householder method
CN110104294A A kind of pipe coiling labelling mechanism and volume labeling method
CN110000406A A kind of tubing hole structure and boring method
CN110000486A A kind of tubing welding protective device and welding guard method
CN111745428A Efficient pipe groove machine and pipe machining method
CN111745207A Pipe machining equipment and pipe machining method
CN111750615A Tube inner wall drying device and tube inner wall drying method