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ZHOU YOUCAI

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    213,069
About

ZHOU YOUCAI has a total of 11 patent applications. Its first patent ever was published in 2002. It filed its patents most often in China. Its main competitors in its focus markets organic fine chemistry are LEON DARRASSE, ROHM AND HAAS G M B H and FAN YUEHUI.

Patent filings in countries

World map showing ZHOU YOUCAIs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing ZHOU YOUCAIs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Zhou Youcai 11

Latest patents

Publication Filing date Title
CN105753623A Method for extracting guaiazulene from chamomile
CN104288127A Allopurinol sustained release capsule and preparation method thereof
CN104069086A Flunarizine hydrochloride composition capsule and preparation method thereof
CN103690509A Bezoar cold-clearing capsule and preparation method thereof
CN103705580A Moistureproof coating method of traditional Chinese medicine capsule
CN103585170A Preparation method of hexa-vitamin phosphatide soft capsule
CN103585253A Hexa-vitamin phosphatide soft capsule and application thereof
CN103230441A Medicine composition, preparation thereof, and application thereof
CN103191067A Freeze-dried powder injection of bromhexine hydrochloride and preparation method thereof
CN1839838A Flunarizine hydrochloride capsule and its preparation method
CN1507885A Medicinal formula of calculus bovis cold-clearing capsule