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LAI CHENGZHANG

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    222,076
About

LAI CHENGZHANG has a total of 11 patent applications. Its first patent ever was published in 2000. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets materials and metallurgy, environmental technology and thermal processes are FRIEDRICH JOHANNSEN, SAMANCOR MANAGEMENT SERVICES and MESABI NUGGET LLC.

Patent filings in countries

World map showing LAI CHENGZHANGs patent filings in countries

Patent filings per year

Chart showing LAI CHENGZHANGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lai Chengzhang 9
#2 Changzhang Lai 1

Latest patents

Publication Filing date Title
CN106222444A Zinc sulfide ore method is smelted with high-tech
CN106337137A Novel zinc smelting method
CN103667582A Method for removing oxygen contained in converter liquid steel by using total water gas
CN101028861A Wind-energy driven catamaran navigation
CN1925258A Multi-hulled ship electricity generating method using sea wave and wind power in sea approach area
CN1924347A Method of wave power generation
CN101074459A Magnesium-refined smelting method by resistance furnace
CN1644720A Oxygen-enriched zinc smelting method
WO0112866A1 Pyrometallurgy of zinc and closed furnace for zinc smelting
CN1300862A Process for smelting zinc