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QINGDAO DOUBLE BUTTERFLY GROUP CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    195,840
About

QINGDAO DOUBLE BUTTERFLY GROUP CO LTD has a total of 12 patent applications. Its first patent ever was published in 2010. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets measurement, machines and medical technology are NANTONG ZHONGHUI MOULD CO LTD, JIANGSU JIANGYING HOUSEWARE CO LTD and CELLOFOAM AG.

Patent filings in countries

World map showing QINGDAO DOUBLE BUTTERFLY GROUP CO LTDs patent filings in countries

Patent filings per year

Chart showing QINGDAO DOUBLE BUTTERFLY GROUP CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ying Zhenwen 6
#2 Zhang Ning 6
#3 Liu Cuiling 5
#4 Wang Qili 3
#5 Wang Zhong 3
#6 Gao Chao 2
#7 Jiang Shengxin 1
#8 Li Zhicheng 1
#9 Guo Liyun 1
#10 Qing Guie 1

Latest patents

Publication Filing date Title
CN106645293A Condom water permeability tester with sealing and extruding mechanism
CN104634516A Condom water permeability inspection device
CN104325584A Model rack for producing condom
CN105004760A Dry electrical detection apparatus used for condom production
CN102773955A Condom impregnating device with dynamic adjustable impregnation track
CN102775653A Method for manufacturing lithe condoms
CN102276883B Production technology for preparing soft condom under low temperature and long time vulcanization by stages
CN102358441A Automatic condom packaging machine
WO2011157033A1 Production method for golden condom