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KATAYAMA SEIYAKUSHIYO KK

Overview
  • Total Patents
    21
  • GoodIP Patent Rank
    241,362
About

KATAYAMA SEIYAKUSHIYO KK has a total of 21 patent applications. Its first patent ever was published in 1976. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology, organic fine chemistry and pharmaceuticals are J K DRUGS & PHARMACEUTICALS LT, HUO XIUJU and SHANGHAI DESANO PHARMACEUTICALS HOLDING CO LTD.

Patent filings in countries

World map showing KATAYAMA SEIYAKUSHIYO KKs patent filings in countries
# Country Total Patents
#1 Japan 21

Patent filings per year

Chart showing KATAYAMA SEIYAKUSHIYO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Inagaki Takashi 9
#2 Kurita Yasuyuki 8
#3 Mizutani Akihito 6
#4 Hayashi Sadao 6
#5 Tatsuta Kuniaki 4
#6 Yoshida Ryonosuke 3
#7 Okunishi Masahiko 3
#8 Nakanishi Eiji 3
#9 Ono Hiroyuki 2
#10 Yamakawa Yoshikazu 2

Latest patents

Publication Filing date Title
JP2018070550A Method for producing 1,1-dioxo-hexahydro-thiopyran-4-carboxylic acid or derivative thereof
JP2008274087A Ion liquid lubricant
JP2008285414A Phosphonium-type ionic liquid containing amino acid as constituent ion
JP2005281237A Method for producing optically active phthalimide derivative
JP2002255932A Method for producing 3-alkylaminoazetidine
JP2000143622A Azetidin-3-ol
JPH10237015A Epimerization of 2-or 4-substituted cyclohexanecarboxylic acid
JPH10195064A Production of 5-amino-1,2,4-thiadiazoleacetic acid derivative (syn-isomer)
JPH09301965A Production of 5-amiono-1,2,4-thiadiazole acetic acid derivative
JPH09157237A N-lower alkyl-2-amino-3,3-dimethoxy-propanamide and its production
JPH09110877A Cephem compound, its production and antibacterial agent containing the compound
JPH0741486A Cephem derivative and antimicrobial agent containing the same
JPH0741485A Cephem derivative and antimicrobial agent containing the same
JPH0741484A Cephem compound and antimicrobial agent
JPH05194448A Production of 1,2,4-thiadiazole compound
JPH0616642A Production of quinolinecarboxylic acid derivative
JPH0570447A Production of 1,2,4-thiadiazol-3-yl acetic acid derivative
JPH0288582A Novel cephem compound and production thereof
JPH01254686A Cephem compound and production thereof
JPS5556885A Treatment method for pulp mill waste water