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ZHANG HAIRONG

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    219,083
  • Filing trend
    ⇩ 100.0%
About

ZHANG HAIRONG has a total of 11 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1991. It filed its patents most often in China. Its main competitors in its focus markets environmental technology, pharmaceuticals and materials and metallurgy are WANG JINKUI, SONG HUILI and LYU FENGRONG.

Patent filings in countries

World map showing ZHANG HAIRONGs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Zhang Hairong 10
#2 Hairong Zhang 1
#3 Xu Guang 1

Latest patents

Publication Filing date Title
CN106421541A Stomach-cleaning pharmaceutical composition for digestive system department
CN105716171A Efficient electrostatic type photocatalysis air purifying device
CN102910245A Steel wire rope dynamic direction controller
CN102910246A Manpower resultant force drive
CN1560804A Alarm for urine
CN1513750A Exhaust funnel
CN1488324A Low-voltage electronic thermostatic foot-warming pad
CN1488308A Ventilating clothing hanger (stereo)
CN1386506A Sulfamine ointment
CN1186054A Batch of small size hollow blocks for supporting structure made from flyash and process therefor
CN1061068A Track lifting shutter and composite structure thereof