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YONG HAN

Overview
  • Total Patents
    18
About

YONG HAN has a total of 18 patent applications. Its first patent ever was published in 2005. It filed its patents most often in China. Its main competitors in its focus markets materials and metallurgy and environmental technology are WANG YUXIU, CHINA ZHONGTIE MAJOR BRIDGE EN and OS BAD ROZWOJOWY SPRZETU KOMUN.

Patent filings in countries

World map showing YONG HANs patent filings in countries
# Country Total Patents
#1 China 18

Patent filings per year

Chart showing YONG HANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yong Han 18
#2 Zhen Xiao 1
#3 Lianqin Bao 1
#4 Xiaoyun Huang 1

Latest patents

Publication Filing date Title
CN102219916A Method for producing rubber bands
CN101665344A Highway subgrade material containing coal slag and fly ash
CN101669586A Health-care food for pets
CN101994874A Production process of water-cooling metal centrifugal ductile iron pipe
CN101804366A Disposable gel cutting gun head
CN101734773A Sewage purifying agent
CN101322966A Technique for producing UV plate
CN101485762A Quality control method of Chinese medicine preparation
CN1843451A Peach kernel macrostem onion powder
CN1843477A Powder comprising mint and chrysanthemum
CN1843476A Powder containing honeysuckle flower
CN1843447A Yam haricot bean powder
CN1843485A Powder comprising oyster and king solomonseal root
CN1843478A Powder containing seed of spine date, licorice and wheat
CN1843428A Chinese medicinal preparation for treating alopecia and promoting hair growth
CN1843486A Powder containing fingered citron and citron
CN1843422A Ophidia black snake powder
CN1843495A Powder containing tuckahoe, seed of gordon euryale, coix seed and lotus seed