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TIANJIN HUAHENG BUILDING INSTALLATION ENG CO LTD

Overview
  • Total Patents
    22
  • GoodIP Patent Rank
    73,917
About

TIANJIN HUAHENG BUILDING INSTALLATION ENG CO LTD has a total of 22 patent applications. Its first patent ever was published in 2014. It filed its patents most often in China. Its main competitors in its focus markets civil engineering, control and chemical engineering are TIANJIN LONGJIA SPECIAL DOOR & WINDOW CO LTD, JUNG GUK and TIANJIN LONGJIA SPECIAL DOORS AND WINDOWS CO LTD.

Patent filings in countries

World map showing TIANJIN HUAHENG BUILDING INSTALLATION ENG CO LTDs patent filings in countries
# Country Total Patents
#1 China 22

Patent filings per year

Chart showing TIANJIN HUAHENG BUILDING INSTALLATION ENG CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Mingdong 8
#2 Zhang Zhaorong 7
#3 Zhang Mingqing 6
#4 Chen Duomi 1

Latest patents

Publication Filing date Title
CN106894715A The steel sash of screen window is changed well
CN106889777A Can erect, crouch the desktop stationery frame placed
CN106894747A Adjustable screen window
CN106894726A Plastic-steel composite gate
CN106894727A Facilitate pet go out into acousto-optic environmental protection door
CN106894728A Children's environmental protection door
CN106894708A Fireproof alarming doorframe
CN106894746A The dust particle filtering window of activity
CN106894745A Steel sash with Chalk-dust filtering function
CN106894725A Air filtration door
CN106894730A Easily upon opening fire resistant doorsets
CN106894707A Pure and fresh transom
CN105794512A A balcony planting rack
CN105804582A An electromagnetic pin-secured steel window
CN105800038A A folding transfer box
CN105800033A A multifunctional transfer box
CN105804329A An energy-saving roof slab
CN105803740A A heating installation clothes drying device
CN105804590A A bamboo charcoal filter full-opening purifying window
CN105804584A Steel window easy to replace and take down