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HUANG CHONGHUA

Overview
  • Total Patents
    16
  • GoodIP Patent Rank
    148,258
  • Filing trend
    ⇩ 20.0%
About

HUANG CHONGHUA has a total of 16 patent applications. It decreased the IP activity by 20.0%. Its first patent ever was published in 2012. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets civil engineering are WTZ ARBEITSSCHUTZ, ICHIGE TAKEJI and STABILAD LTD.

Patent filings in countries

World map showing HUANG CHONGHUAs patent filings in countries

Patent filings per year

Chart showing HUANG CHONGHUAs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Civil engineering

Focus technologies

# Technology
#1 Ladders

Top inventors

# Name Total Patents
#1 Huang Chonghua 16

Latest patents

Publication Filing date Title
CN109826554A Extension ladder
CN109779517A The five connecting rod link connection structures for ladder
CN108915573A Mobile domestic folding ladder
CN109025779A Skidding type household does not fall terraced
WO2018130167A1 Stepladder
WO2018130166A1 Folding stepladder
CN107201875A Family expenses do not fall terraced
CN107246236A Full landform is not fallen terraced
CN106593286A Folding ladder
CN106593285A Folding ladder with locking device
CN106677695A Ladder joint
CN103057485A Intelligent license plate system and vehicle identification method
CN102975619A Throttle system with emergency braking function
CN102991563A Foldable steering wheel
CN102900752A Multi-opening hinge
CN102900352A Foldable ladder