Learn more

NI WEIHUA

Overview
  • Total Patents
    18
  • GoodIP Patent Rank
    181,032
About

NI WEIHUA has a total of 18 patent applications. Its first patent ever was published in 2004. It filed its patents most often in China. Its main competitors in its focus markets electrical machinery and energy and environmental technology are UNIV BEIJING CHEMICAL INDUSTRY, HUIZHOU MODERN BATTERY LTD and SCHAULI GEORGES.

Patent filings in countries

World map showing NI WEIHUAs patent filings in countries
# Country Total Patents
#1 China 18

Patent filings per year

Chart showing NI WEIHUAs patent filings per year from 1900 to 2020

Focus technologies

Top inventors

# Name Total Patents
#1 Ni Weihua 17
#2 Ni Weihua Yu 1

Latest patents

Publication Filing date Title
CN105511114A Corrective glasses
CN105437376A Drill bit of glass drill
CN105511103A Lyric-prompting glasses
CN105511099A Glasses
CN105511113A Photo-sensitive glasses
CN105499912A Preparation method of advanced nickel-coated titanium spectacle frame material
CN105462167A Preparation method of carbon nanotube epoxy resin spectacle frame composite material
CN103867466A Draught fan for changing air environment
CN103867427A Trailer pump convenient to move
CN103862085A Multifunctional milling machine
CN103863024A Bicycle tire with double inner tubes
CN103872391A Anti-outage storage battery pack
CN103845738A Preparation method of tretinoin-cyclodextrin clathrate, and emulsifiable paste and gelata of the clathrate
CN103845308A Preparation method of nifedipine sustained-release microcapsule
CN103848676A Fertilizer with easily identified fertilizer efficiency and preparation method thereof
CN103848677A Fertilizer supplement and preparation method thereof
CN103845297A Carvedilol orally disintegrating tablet
CN1715906A Train hook magnetic powder defect detector