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JI ZHENGRONG

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    172,925
About

JI ZHENGRONG has a total of 13 patent applications. Its first patent ever was published in 2008. It filed its patents most often in China and United States. Its main competitors in its focus markets telecommunications and audio-visual technology are PERRY II JACK F, PUBLIGROUPE SA and TV COMPASS INC.

Patent filings in countries

World map showing JI ZHENGRONGs patent filings in countries
# Country Total Patents
#1 China 9
#2 United States 4

Patent filings per year

Chart showing JI ZHENGRONGs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Ji Zhengrong 13
#2 Chu Michael Jesse 3
#3 Lee Steven John 3
#4 Jain Ravi 3
#5 Youssef Adel Amin 3
#6 Mishra Arunesh 2
#7 Chen Tsuwei 1
#8 Zhou Junlan 1

Latest patents

Publication Filing date Title
CN106031612A Easy-to-clean adjustable broom
CN106031611A multifunctional convenient broom
CN106031616A Mop-head-replaceable adjustable mop
CN106031615A Convenient mop with water filling unit
CN106031613A Convenient multifunctional mop
CN106031610A Angle-adjustable luminous broom
CN105667913A Convenient and efficient toothpaste squeezing device
CN105600047A A hand-operated toothpaste squeezer
CN105662221A Adjustable manual toothpaste squeezing device
US2011060760A1 Network based directory service for terrestrial broadcasts
US8229442B1 Derivation of minimum coverage of cellular sectors with cellular-site spatial density and application specific data
US8219116B1 Wireless base station location estimation