Learn more

ZHANG ZHIJIAN

Overview
  • Total Patents
    19
  • GoodIP Patent Rank
    173,547
  • Filing trend
    0.0%
About

ZHANG ZHIJIAN has a total of 19 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 1990. It filed its patents most often in China. Its main competitors in its focus markets medical technology, audio-visual technology and packaging and shipping are HANDOK KALOS MEDICAL INC, CORESYTE INC and LIFE TECH KENKYUSHO.

Patent filings in countries

World map showing ZHANG ZHIJIANs patent filings in countries
# Country Total Patents
#1 China 19

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Zhang Zhijian 16
#2 Zhijian Zhang 3
#3 Zhiqiang Zhang 1
#4 Jing Yuzhong 1
#5 Changsen Ding 1

Latest patents

Publication Filing date Title
CN108726173A A kind of mechanism arrangement and operational method of wiring board production
CN107028267A A kind of preparation method of private creation
CN105943061A Safety blood collector for children
CN105944177A Intravenous catheter for children
CN104545743A Ultrasonic dish-washing machine
CN105286225A Energy bracelet
CN105078328A Steam-heating integrated foot tub
CN104197192A Argon recycling and filling device
CN104174966A Multipoint gas supply system
CN103445737A Ultrasonic dishwasher
CN103526903A Stone reinforcement connection technology
CN103006157A Ultrasonic dish washing machine
CN103373218A Leakage proof device for automotive oil charging hole
CN103183114A Sea lifeboat
CN102283623B Ultrasonic dish washer
CN1846796A Anus and rectum cleaning device
CN1097843A Pedal type stepless speed regulating driving
CN1066709A Diesel engine rapid initiating plag and its manufacturing method
CN1045669A Transmission mechanism with magnetic energy variable-moment