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HUBEI LAOLONGDONG DUZHONG DEV CO LTD

Overview
  • Total Patents
    13
About

HUBEI LAOLONGDONG DUZHONG DEV CO LTD has a total of 13 patent applications. Its first patent ever was published in 2009. It filed its patents most often in China. Its main competitors in its focus markets organic fine chemistry are BERANEK JIRI, BIOSYNTH AS and BALKANFARMA RAZGRAD AD.

Patent filings in countries

World map showing HUBEI LAOLONGDONG DUZHONG DEV CO LTDs patent filings in countries
# Country Total Patents
#1 China 13

Patent filings per year

Chart showing HUBEI LAOLONGDONG DUZHONG DEV CO LTDs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

# Technology
#1 Sugars

Top inventors

# Name Total Patents
#1 Liu Dongcheng 13
#2 Ren Zhijun 12
#3 Liu Yunfang 12
#4 Xu Bin 1
#5 Tian Hongquan 1
#6 Wan Ruiji 1
#7 Lian Zhiqing 1
#8 Wang Zhen 1
#9 Wang Jin 1
#10 Peng Xiaowen 1

Latest patents

Publication Filing date Title
CN104490980A Method for low temperature extraction of eucommia chlorogenic acid by cell wall breaking
CN104497075A Method for preparation of pinoresinol diglucoside in eucommia
CN103860626A Method for preparing total flavonoids in eucommia ulmoides leaves
CN103864867A Method for extracting aucubin from folium cortex eucommiae
CN103860628A Hangover alleviating and sobering Chinese patent medicine preparation and preparation method thereof
CN103858931A Eucommia leaf growth conditioning agent
CN103860817A Eucommia compound preparation for treating chronic constipation
CN103783203A Eucommia tea and manufacturing method thereof
CN103788152A Method for preparing geniposide in eucommia leaf
CN103773593A Method for extracting eucommia seed oil from eucommia kernel
CN103772457A Method for preparing geniposidic acid in eucommia leaf
CN103360611A Method for extracting gutta-percha from folium cortex eucommiae, skin or fruit
CN102040519A Method for preparing chlorogenic acid in Eucommia ulmoides leaves