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CAO RONGHUA

Overview
  • Total Patents
    20
  • GoodIP Patent Rank
    102,255
  • Filing trend
    ⇩ 20.0%
About

CAO RONGHUA has a total of 20 patent applications. It decreased the IP activity by 20.0%. Its first patent ever was published in 1997. It filed its patents most often in China. Its main competitors in its focus markets medical technology, consumer goods and pharmaceuticals are J C TECHNOLOGIES INC, BONTEMPS RAYMOND and PUIG ANTONIO SA.

Patent filings in countries

World map showing CAO RONGHUAs patent filings in countries
# Country Total Patents
#1 China 20

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Cao Ronghua 16
#2 Wang Tinghua 13
#3 Cao Zhengzhong 9
#4 Cao Jiaxuan 4
#5 Cao Jialing 4
#6 Garry Tsaur 3
#7 Cao Zhengwei 2
#8 Ronghua Cao Dawei Pan Shunyi C 1
#9 Wang Ting-Hua 1

Latest patents

Publication Filing date Title
CN111481425A Microenvironment hydrogen supply breathable layer and external application bag
CN111419462A Oral health article
CN110833505A Ear-nose plug-in device for improving and preventing upper respiratory tract infection
CN110720688A Skin-care mask
CN110615295A Dynamic powder supply device
CN110368314A A kind of gas permeable material supplied oxygen with skin-whitening and have heating function
CN109592682A Supply the amenities of carbon dioxide gas
CN109288164A A kind of ventilative respirator transmitting sound
CN109249611A A kind of template and method of sealed pipe fittings opening
CN109210614A Reduce the air-conditioning device of gas concentration lwevel in confined space
CN106860032A A kind of gaseous state skin oxygen supply whitening product and its application
CN107117582A It is a kind of locally quickly to produce the composition of oxygen
CN106619128A Sealed storage composition for capsule and sealed storage method thereof
CN106185823A Tool supply oxygen and the ventilative material of negative oxygen ion function
CN104814541A Ventilating material mouth mask with functions of oxygen supply and dehumidifying
CN1910085A Opening device for slide plunger
CN1627898A Flow control / shock absorbing seal
CN1210804A Method and device for complex processing house-hold refuse