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LIANG CHANG AN

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    211,033
About

LIANG CHANG AN has a total of 12 patent applications. Its first patent ever was published in 2001. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are CALVAL DEV LTD, SHANGHAI YUGONG ENVIRONMENT PROT TECHNOLOGY CO LTD and GUANGXI XIUMEI ZHUANGXIANG ENERGY AND ENVIRONMENTAL PROT CO LTD.

Patent filings in countries

World map showing LIANG CHANG ANs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing LIANG CHANG ANs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Liang Chang An 12

Latest patents

Publication Filing date Title
CN104807016A Environment-friendly and high-efficient garbage cracking furnace
CN104279569A Garbage shelf type dehydration, carbonization and gasification incinerator
CN103739214A Environment-friendly and energy-saving lime kiln
CN103495453A Garbage spreading shredder
CN103438459A Garbage rack type smokeless incinerator
CN102527222A Dust removal and desulfurization device for exhaust funnel (chimney)
CN101069809A Smoke-eliminating dust-controlling desulfurizing apparatus
CN101070995A Environmental-protection energy-saving normal pressure hot-water boiler
CN1407186A Trenching apparatus for pipeline laying
CN1400426A Environment-protecting energy-saving type domestic miniature boiler
CN1399098A Environment-protecting pressure steam boiler
CN1399115A Environment-protecting power-saving vertical cement kiln