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HUNAN 352 ENVIRONMENTAL PROTECTION TECH CO LTD

Overview
  • Total Patents
    53
  • GoodIP Patent Rank
    28,116
  • Filing trend
    ⇩ 80.0%
About

HUNAN 352 ENVIRONMENTAL PROTECTION TECH CO LTD has a total of 53 patent applications. It decreased the IP activity by 80.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets environmental technology, pharmaceuticals and chemical engineering are TAN SONGWEN, SUN TIANMIN and HENAN SHUIJINGTOU CULTURE MEDIA CO LTD.

Patent filings in countries

World map showing HUNAN 352 ENVIRONMENTAL PROTECTION TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 53

Patent filings per year

Chart showing HUNAN 352 ENVIRONMENTAL PROTECTION TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zeng Tingting 19
#2 Xie Yaoming 17
#3 Zeng Fuhai 15
#4 Deng Xin 8
#5 Hu Li'E 6
#6 Yao Wei 2
#7 Zhou Yi 2
#8 Dai Liaoyuan 1
#9 Sun Haoxuan 1
#10 Chen Xianxiang 1

Latest patents

Publication Filing date Title
CN112264051A Preparation method of solid acid catalyst for cellulose hydrolysis and product thereof
CN112023913A Preparation method of solid acid catalyst, product and application thereof
CN111825156A Application of composite photocatalyst in dye wastewater treatment
CN111997180A Dredging device for hydraulic engineering
CN111804279A Preparation method of carbon material for dye wastewater, product and application thereof
CN111760554A Preparation method of carbon material for wastewater treatment, product and application thereof
CN111559795A Method for catalyzing ozone to oxidize antibiotics in water
CN110760353A Method for producing clean energy by utilizing kitchen waste
CN110745974A Harmless treatment method for kitchen waste
CN110743689A Waste crushing method and control system
CN110560355A Steel ball screening device
CN110593921A Retracting device of protective working surface and using method thereof
CN110560263A metal powder recovery device
CN110608621A Cooling condensate water cyclic utilization device
CN110449262A A kind of drum-type metal powder recycling device
CN110356830A It is a kind of spherical shape components production use conveying device
CN110421462A A kind of material burnishing device
CN110355096A A kind of material screening device
CN110156463A A kind of compound refractory material and preparation method thereof
CN110345699A A kind of refrigeration machine device for recycling condensed water