Learn more

DONGGUAN ZHENGXIN PACKAGING PRODUCT CO LTD

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    197,004
About

DONGGUAN ZHENGXIN PACKAGING PRODUCT CO LTD has a total of 14 patent applications. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets surface technology and coating, macromolecular chemistry and polymers and packaging and shipping are NANTONG MAOXIN CRAFTS CO LTD, WUXI CHANG AN SHUGUANG GLOVES FACTORY and ABU DHABI POLYMERS COMPANY LTD BOROUGE L L C.

Patent filings in countries

World map showing DONGGUAN ZHENGXIN PACKAGING PRODUCT CO LTDs patent filings in countries
# Country Total Patents
#1 China 14

Patent filings per year

Chart showing DONGGUAN ZHENGXIN PACKAGING PRODUCT CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Huang Weidong 14
#2 Huang Zhenrong 12
#3 Lin Cheng 10
#4 Quan Mingde 10
#5 Luo Zhenhua 8
#6 Huang Xiaochun 4
#7 Huang Haijun 3
#8 Mo Yingwen 3
#9 Yuan Xiaowen 3
#10 Chen Xiyang 3

Latest patents

Publication Filing date Title
CN105459549A PE heat shrink film
CN104354427A Five-layer polyethylene repackaging hot shrinkable film and preparation method thereof
CN104198523A Method and device for testing shrink rate through hot air
CN104175676A Highly transparent polyethylene shrink film and film blowing technology thereof
CN104155334A Device for testing shrinking percentage through hot air
CN103481621A Low-temperature polyethylene shrink film and film blowing technique thereof
CN104416987A Low-thickness polyethylene heat shrinkable film
CN103398742A Heat-shrinkage film heat absorption measuring instrument and measuring method thereof
CN103395556A Method of analyzing deformation of shrink film by grid positioning
CN103398906A Device and method for testing stable strength of shrinkable film
CN103335943A Detection method for adhesion of gravure ink for plastic film
CN102602177A Polyethylene heat shrinkable film gravure printing process
CN102585603A Mixing printing ink for intaglio printing of polyethylene heat shrinking film
CN102139776A Method for sheathing thermal shrink film label to cone cup