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ZHANG QINGSHAN

Overview
  • Total Patents
    17
About

ZHANG QINGSHAN has a total of 17 patent applications. Its first patent ever was published in 1992. It filed its patents most often in China and United States. Its main competitors in its focus markets transport, digital networks and telecommunications are INNOPIA TECH INC, JACKSON DEAN KENNETH and OL SECURITY LLC.

Patent filings in countries

World map showing ZHANG QINGSHANs patent filings in countries
# Country Total Patents
#1 China 10
#2 United States 7

Patent filings per year

Chart showing ZHANG QINGSHANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Qingshan 15
#2 Ma Songwei 4
#3 Yang Zeng 3
#4 Zhang Guoxia 3
#5 Wen Haibo 2
#6 Yan Renxiang 2
#7 Bin Fanxiang 2
#8 Dongling Liu 1
#9 Gunshla Franck 1
#10 Qingshan Zhang 1

Latest patents

Publication Filing date Title
CN103470150A Structural panel of solid wood composite door and method for manufacturing structural panel
CN103927845A Supervising and warning system for children
CN103010591A Tea caddy
CN103240163A Wash-screen type coal washer
US2015193991A1 Vehicle universal control device for interfacing sensors and controllers
CN103361928A Novel roller washing machine
CN1243740A Quickly-acting medicine 'Jiuxinhuansheng Liquid' for treating acute heart diseases
CN1271542A High-grade fragrant raw-juice soy sauce
CN1234273A Medicine for treatment of middle and late various malignant tumours
CN1134250A Seasoning sauce
CN1061705A Aerated warm keeping clothing