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WAN HONGZHUAN

Overview
  • Total Patents
    21
About

WAN HONGZHUAN has a total of 21 patent applications. Its first patent ever was published in 2013. It filed its patents most often in China. Its main competitors in its focus markets environmental technology, macromolecular chemistry and polymers and organic fine chemistry are LI XIXI, DALIAN XIN WUZHOU OIL INSTR CO LTD and SEIWA:KK.

Patent filings in countries

World map showing WAN HONGZHUANs patent filings in countries
# Country Total Patents
#1 China 21

Patent filings per year

Chart showing WAN HONGZHUANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wan Hongzhuan 21

Latest patents

Publication Filing date Title
CN103733831A Artificial cultivation method of dracaena sanderiana
CN103749157A Grafting cultivation method for Chinese chestnuts
CN103736434A Preparation method of essence microcapsules
CN103743739A Improved determination method of polyphenolic compounds in food
CN103739910A Food antibacterial packing material
CN103733953A Method for cultivating Korean pine planted forest
CN103734039A Method for breeding high-quality large-standard fingerling of grass carps through duckweed
CN103733830A Artificial high-yield cultivation method of Chinese prickly ash bud seedlings
CN103739466A Production method of formaldehyde
CN103739796A Preparation method of polyformaldehyde engineering plastic
CN103766268A High-purification-capacity combined type ecological floating bed for pond breeding
CN103734085A Fast cultivation method of red marsh worm baits in aquiculture
CN103782934A Method for breeding pollution-free freshwater fish by organic manure
CN103734040A Artificial cultivation method for money drawing fish
CN103740798A Production method of astaxanthin
CN103735605A Preparation method of peanut shell extract product with strong antioxidant and antibacterial activity
CN103749344A Artificial breeding method for paddlefish
CN103743724A New method for determination of catalase activity in honey
CN103736510A Organic composite catalyst for production of furfural
CN103738506A Method for manufacturing composite material reinforcement wallboard structure