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ZHANG YIFEI

Overview
  • Total Patents
    36
  • GoodIP Patent Rank
    162,540
  • Filing trend
    ⇧ 50.0%
About

ZHANG YIFEI has a total of 36 patent applications. It increased the IP activity by 50.0%. Its first patent ever was published in 1986. It filed its patents most often in China, United States and EPO (European Patent Office). Its main competitors in its focus markets basic communication technologies, medical technology and environmental technology are GUNNAM KIRAN, DIGITAL RECORDING RES and TKACHENKO ALEKSANDR V.

Patent filings in countries

World map showing ZHANG YIFEIs patent filings in countries

Patent filings per year

Chart showing ZHANG YIFEIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Yifei 36
#2 Burd Gregory 5
#3 Song Hongwei 2
#4 Zhang Xinhui 1
#5 Varnica Nedeljko 1
#6 Martin Richard 1
#7 Prather Dennis 1
#8 Cui Pingsheng 1
#9 Shi Shouyuan 1

Latest patents

Publication Filing date Title
CN110507399A A kind of directed navigation device for Bone traction
CN110464419A A kind of clamping brill nail navigation device for bone surgery
CN109384938A The method and its application of sodium lignin sulfonate are prepared using black liquid
CN108816935A A kind of stainless steel hydraulic giant expresses device and application method
CN108488832A A kind of fireworks remote control igniter
US2018233796A1 Slot coupled directional coupler and directional filters in multilayer substrate
CN106877040A Fastening current socket in reed pipe internal-welded type
CN105221850A A kind of anticorrosive steel rib strengthens Spiral Steel Pipe and preparation method thereof
CN104669577A Special-shaped wall pipe holder, socket forming mould and bell and spigot manufacturing equipment
CN104856248A Compression molding antiskid brassiere
CN103740183A Compound high-viscosity JS waterproof emulsion
CN104339926A Warming pen
CN103836826A Water tank of heat storage type solar water heater
CN103836825A Water tank of solar water heater
CN102908528A Medicinal powder for treating malar rash
CN102914060A Solar water heater
CN102895293A Medicine for treating postpartum complications
CN102994335A Medicinal liquor for nourishing and warming stomach
CN102988929A Medicinal liquor for treating cold
CN102988837A Medicinal liquor for treating dyspepsia