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KOTOBUKI PHARMACEUTICAL CO LTD

Overview
  • Total Patents
    93
  • GoodIP Patent Rank
    191,474
  • Filing trend
    ⇩ 100.0%
About

KOTOBUKI PHARMACEUTICAL CO LTD has a total of 93 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1999. It filed its patents most often in United States, China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets pharmaceuticals, organic fine chemistry and environmental technology are SUNSHINE LAKE PHARMA CO LTD, OKAPI SCIENCES NV and SEMAFORE PHARMACEUTICALS INC.

Patent filings per year

Chart showing KOTOBUKI PHARMACEUTICAL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tomiyama Hiroshi 73
#2 Yokota Masayuki 34
#3 Noda Atsushi 20
#4 Tomiyama Tsuyoshi 18
#5 Tomiyama Akira 17
#6 Kobayashi Yoshinori 11
#7 Ohno Akira 10
#8 Kosakai Kazuhiro 10
#9 Ueyama Naoto 9
#10 Hiroshi Tomiyama 7

Latest patents

Publication Filing date Title
CN103781773A Method of producing 2-OXO-2H-cyclohepta[b]furan analogue
WO2010027005A1 Substituted amine derivative and medicinal composition comprising same as the active ingredient
MX2008010235A Method of producing optically active alcohol.
WO2006038719A1 Phosphonic acid derivative and therapeutic agent for disease in which high phosphate level in blood participates
CA2578604A1 Piperidine derivative or pharmaceutically acceptable salt thereof
KR20070073894A Therapeutic or preventive composition for gastric mucosa disease
CN101065121A Therapeutic or preventive composition for gastric mucosa disease
WO02076981A1 Isoquinuclidine derivative, process for producing the same, and medicinal composition containing the same
TWI291957B Beta-lactam compounds, process for repoducing the same and serum cholesterol-lowering agents containing the same
KR20030047402A A mouth dosable medicine compound whose bitter taste is reduced
DE10138935A1 Non-mucin type synthetic compounds or their carrier-conjugated compounds, monoclonal antibodies prepared using them, anti-tumor agents comprising them include immunostimulants and anti-human immunodeficiency virus agents
US2001041674A1 C-glycosides and preparation of thereof as antidiabetic agents