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QINHUANGDAO HUAHENG BIOENGINEERING CO LTD

Overview
  • Total Patents
    18
  • GoodIP Patent Rank
    90,734
  • Filing trend
    ⇩ 37.0%
About

QINHUANGDAO HUAHENG BIOENGINEERING CO LTD has a total of 18 patent applications. It decreased the IP activity by 37.0%. Its first patent ever was published in 2015. It filed its patents most often in China, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets biotechnology, organic fine chemistry and foods and drinks are QIQIHAR LONGJIANG FUFENG BIOTECHNOLOGY CO LTD, CULTIVOS HIDROBIOLOGICOS Y BIOTECNOLOGIA AGUAMARINA S A and CHANGSHU JINDA TECH CO LTD.

Patent filings in countries

World map showing QINHUANGDAO HUAHENG BIOENGINEERING CO LTDs patent filings in countries

Patent filings per year

Chart showing QINHUANGDAO HUAHENG BIOENGINEERING CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liu Yang 9
#2 Tang Siqing 9
#3 Cheng Xiaowei 6
#4 Song Shan 5
#5 Liu Zhicheng 5
#6 Li Ruifeng 4
#7 Zhang Dongzhu 4
#8 Tian Hewang 4
#9 Zhang Hui 3
#10 Liu Jiaming 3

Latest patents

Publication Filing date Title
CN112195171A Method for preparing beta-alanine by using immobilized enzyme
CN110194554A A method of the removal high total nitrogen waste water of amino acid fermentation
CN108484423A A method of isolating and purifying l-Alanine from l-Alanine zymotic fluid
CN108936069A A kind of fish guano and preparation method thereof using the production of l-Alanine waste mother liquor
CN108642041A A method of improving recombination bacillus coli fermenting production l-Alanine ability
CN109776344A A method of l-Alanine and lactic acid are separated using electrodialysis
CN109775911A A method of l-Alanine mother liquor is handled using Simulation moving bed
CN109385415A Aspartic acid enzyme variants and the preparation method and application thereof
CN107216264A A kind of processing method of L alanine waste liquor
CN107138008A A kind of L alanine dedusting de-tastes system
CN107162212A A kind of alanine waste water treatment process
CN107200692A A kind of L alanine continuous stripping system
CN107164247A A kind of method of utilization L alanine fermentation wastes culture yeasts
CN106631854A Method for removing inorganic salt in L-alanine fermented material liquid
CN106748847A A kind of extracting method of L alanine
CN106883134A A kind of fermentation method produces the desalination method of L alanine feed liquids