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CAO WEIHUA

Overview
  • Total Patents
    16
  • GoodIP Patent Rank
    109,058
  • Filing trend
    ⇩ 33.0%
About

CAO WEIHUA has a total of 16 patent applications. It decreased the IP activity by 33.0%. Its first patent ever was published in 1994. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets transport, weapons and environmental technology are FLYING FIN SYSTEMS PTY LTD, SUGDEN KEITH C and MASCELLARO LUIGI.

Patent filings in countries

World map showing CAO WEIHUAs patent filings in countries

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Cao Weihua 15
#2 Cao Lanlan 8
#3 Zhang Chao 6
#4 Ma Hongyu 5
#5 Weihua Cao 1

Latest patents

Publication Filing date Title
CN108609126A A kind of Full-automatic gas, which subtracts, to be shaken tune and inclines anti-shipwreck
CN109835435A Ship resists heavy life saving system automatically
CN109747787A Marine self-propulsion type rocket launching and rocket recycle platform
WO2018064870A1 Anti-sinking vessel
CN109421903A The anti-settling life saving system of military boats and ships
CN109398657A A kind of anti-settling lifesaving appliance of submarine
CN108860501A Anti-settling air bag system peculiar to vessel
CN107776842A Double-walled pontoon forever
CN107305113A Buoyant amphibious plate armour
CN107305112A New magnificent formula bulletproof halmet
CN107235126A Have conditions in both attack and defence not being afraid of and hit never heavy shellproof ship
CN107200095A Double-vane ship
CN1118771A Decorative board and its producing method