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HUNAN ZHANGUAN BUILDING MAT CO LTD

Overview
  • Total Patents
    15
  • GoodIP Patent Rank
    114,588
About

HUNAN ZHANGUAN BUILDING MAT CO LTD has a total of 15 patent applications. Its first patent ever was published in 2019. It filed its patents most often in China. Its main competitors in its focus markets civil engineering, furniture and games and electrical machinery and energy are SICHUAN MESSEA WINDOWS & DOORS CO LTD, JIANGSU LANZE SHARE CO LTD and WILLRICH PETER.

Patent filings in countries

World map showing HUNAN ZHANGUAN BUILDING MAT CO LTDs patent filings in countries
# Country Total Patents
#1 China 15

Patent filings per year

Chart showing HUNAN ZHANGUAN BUILDING MAT CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhou Weifeng 15
#2 Yang Jianhui 11
#3 Yi Xiao 11

Latest patents

Publication Filing date Title
CN110802124A Extrusion die for producing aluminum frame profile
CN110863741A Folding screen hidden outward-opening type sealed casement window
CN110847764A Double-opening casement window
CN110836058A Locking device for casement window
CN110847731A Casement window opening and closing angle fixing device
CN110700709A Adjustable transmission device of casement window
CN110792364A Casement window outward opening window sash profile structure
CN110700716A American hand-operated outward casement window
CN110744138A Purging device for aluminum frame profile sawing machine
CN110847763A Waterproof casement window
CN110863740A Casement window sash conversion structure aluminum profile
CN110834109A Aluminum alloy flat-open window hinge drilling machine
CN110842740A Polishing equipment for aluminum frame profile
CN110863755A Anti-theft casement window
CN110847793A Casement window with detachable guardrail