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ZHANG ZHAOHUA

Overview
  • Total Patents
    17
  • GoodIP Patent Rank
    129,439
About

ZHANG ZHAOHUA has a total of 17 patent applications. Its first patent ever was published in 1994. It filed its patents most often in China. Its main competitors in its focus markets chemical engineering, biotechnology and environmental technology are SICHUAN YIXI BIOTECHNOLOGY CO LTD, HUANG XIXIANG and HUANGSHAN QIONGYU BIO TECH CO LTD.

Patent filings in countries

World map showing ZHANG ZHAOHUAs patent filings in countries
# Country Total Patents
#1 China 17

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Zhang Zhaohua 16
#2 Shengtai Liu 1
#3 Zhaohua Zhang 1
#4 Fanchen Xing 1
#5 Yue Juntian 1

Latest patents

Publication Filing date Title
CN111116251A Solar heat storage assisted in-situ composting system
CN111057641A Ventilation fermentation machine in feed tank
CN110903957A Quick anaerobic fermentation machine of burnt-out seed of maize
CN110946095A A anti-sticking position dystopy fermentation equipment for aquaculture
CN111014215A Granular activated carbon washing equipment for sanitary towel
CN111013762A Sanitary towel fiber raw material coexisting and leading-out separation system
CN110665364A A environmental protection purification unit for organic waste gas purifies
CN110681261A A environment-friendly catalytic oxidation equipment for textile mill waste gas
CN110585629A Vertical pressure control type fire fighting equipment
CN110575640A gas fire extinguishing equipment
CN110538516A Intelligent energy-saving environment-friendly equipment
CN110561814A Novel environmental protection rubbish compression treatment facility
CN105707747A Fish production method
CN102563737A Open type steam-condensate circulating heating system
CN102396696A Method for preparing refined natural nutrient salt
CN1182855A Semi-closed circulation system for smoke and fume
CN1143608A Process for producing MgSO4.H2O