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YU ZHI

Overview
  • Total Patents
    21
  • GoodIP Patent Rank
    139,890
  • Filing trend
    ⇧ 100.0%
About

YU ZHI has a total of 21 patent applications. It increased the IP activity by 100.0%. Its first patent ever was published in 1994. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and United States. Its main competitors in its focus markets it methods for management, digital networks and computer technology are KOUNTABLE INC, CO EVERYWHERE INC and SUZHOU JOYLIN WIRELESS INFORMATION TECH CO LTD.

Patent filings per year

Chart showing YU ZHIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yu Zhi 19
#2 Zhi Yu 1
#3 Zhi Yv 1

Latest patents

Publication Filing date Title
CN108696508A System and method based on CN39 code authentication resident identification card numbers
WO2019196027A1 System and method for authenticating resident identity card number based on cn39 codes
WO2019174022A1 Cn39 code based smart traffic charging system and method
CN108446908A Traffic wisdom toll collection system and method based on CN39 codes
CN107333262A A kind of system and method based on CN39 code authentication phone numbers
WO2019024031A1 System and method for authenticating mobile phone number based on cn39 code
CN104836817A Architecture and method for ensuring network information safety
CN104790709A Anti-seismic building
CN101847225A Tracking recalling system for managing commodity circulation based on internet
WO2008086715A1 Sanhe code for identifying merchandises
CN1456048A Device and method for preventing aquaculture virus
CN1121402A Riddle-guessing decoration series clothes