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SUN ZHIHUA

Overview
  • Total Patents
    18
  • GoodIP Patent Rank
    163,778
About

SUN ZHIHUA has a total of 18 patent applications. Its first patent ever was published in 1989. It filed its patents most often in China and United States. Its main competitors in its focus markets medical technology, civil engineering and basic materials chemistry are NEW HAMPSHIRE BALL BEARINGS, ZHEJIANG CHANGSHENG SLIDING BEARINGS CO LTD and KS GLEITLAGER GMBH.

Patent filings in countries

World map showing SUN ZHIHUAs patent filings in countries
# Country Total Patents
#1 China 17
#2 United States 1

Patent filings per year

Chart showing SUN ZHIHUAs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sun Zhihua 16
#2 Li Shiyao 4
#3 Feng Biao 1
#4 Dou Yunai 1
#5 Xu Xia 1
#6 Fan Erkang 1
#7 Shao Ning 1
#8 Wen Kun 1
#9 Chen Xi 1
#10 Wang Han 1

Latest patents

Publication Filing date Title
CN111631885A Easy-to-use basic nursing support with adjustable angle height
CN111481785A Constant-current type low-ineffective-cavity breathing machine
CN111039400A Cold-proof ventilating heat-insulating subsurface flow type artificial wetland system
CN109734194A The subsurface flow constructed wetland system of anti-clogging and ventilation
CN109687573A Dual power supply is without flash handover control system
CN108938028A Suction aspirator tip sleeve and its application method during purse string suture
CN108894253A One kind being capable of self-draining safe deodorant inspection well cover
CN108894254A A kind of anti-stealing manhole cover
CN105646397A Preparation method of flufenacet
CN105461064A Novel anti-clogging vertical flow artificial wetland wastewater treatment system
CN103550425A External traditional Chinese medicine lotion for treating pediatric diaper dermatitis
CN102020647A Preparation method of 1-(2,2-difluoroethoxy)-6-trifluoromethyl-N-([1,2,4]triazolezol[1,5-C] pyrimidine-2-)benzsulfamide
CN101559171A Traditional Chinese medicine for dispelling freckles
CN1522614A Simulated bra
CN1457892A Air sterilizing device and its sterilizing method
CN1251753A Shoe drier
CN1042939A Aqueous lubricant