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QINGDAO HENGDA CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    212,358
  • Filing trend
    ⇩ 100.0%
About

QINGDAO HENGDA CO LTD has a total of 12 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2010. It filed its patents most often in China. Its main competitors in its focus markets medical technology, macromolecular chemistry and polymers and environmental technology are JIANGSU MACRO GREEN MATERIAL TECHNOLOGY CO LTD, DONGGUAN KANGCHENG SHOE MAT CO LTD and AUSTIN NOVEL MATERIALS ZHANGJIAGANG CO LTD.

Patent filings in countries

World map showing QINGDAO HENGDA CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing QINGDAO HENGDA CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zeshun Liu 4
#2 Jiwan Wang 4
#3 Yuxiang Shan 4
#4 Cunli Shan 4
#5 Yuping Shan 3
#6 Liu Zeshun 3
#7 Zhiqiang Jiang 3
#8 Diao Zhipeng 2
#9 Wenjing Wang 1
#10 Sui Huandong 1

Latest patents

Publication Filing date Title
CN107778445A Footrest stabilizing brace customizer
CN107349040A A kind of O-shaped leg postoperative rehabilitation brace
CN107224031A Balance foot pressure Comfortable shoe-pad
CN102222288A Integrated software for manufacturing shoes
CN102318932A Digital shoemaking technology
CN102228327A Full-elastic sandal
CN102318934A Fish skin reinforcement technology for shoes
CN102302234A Sandals
CN102389181A Production process of rubber artificial leather outsole
CN102150977A Water transfer technology for making soles
CN101991209A Low-carbon shoe making technology
CN102152487A Unit sole high-heeled shoe stability technology