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KOWA CO

Overview
  • Total Patents
    5,741
  • GoodIP Patent Rank
    1,526
  • Filing trend
    ⇧ 31.0%
About

KOWA CO has a total of 5,741 patent applications. It increased the IP activity by 31.0%. Its first patent ever was published in 1961. It filed its patents most often in Japan, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets pharmaceuticals, organic fine chemistry and medical technology are ASKAT INC, LUITPOLD PHARM INC and ANACONDA PHARMA.

Patent filings per year

Chart showing KOWA COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Shibuya Kimiyuki 238
#2 Ohgiya Tadaaki 208
#3 Inagi Toshio 204
#4 Suzuki Takayoshi 156
#5 Sato Seiichi 146
#6 Ishiguro Shinji 144
#7 Kyotani Yoshinori 143
#8 Tamura Masahiro 140
#9 Usui Toshiki 128
#10 Yamazaki Yukiyoshi 121

Latest patents

Publication Filing date Title
WO2021066124A1 Tear film imaging device
JP2020193208A Pharmaceutical (iii)
WO2021020512A1 Drug-containing ophthalmic lens
WO2021020466A1 Fundus photographing device
WO2020262431A1 Blood component measurement system, blood component measurement method, and blood component measurement program
JP2020203879A Pharmaceutical composition
US2020390766A1 Pharmaceutical composition
WO2020241844A1 Image processing device and image processing program
WO2020235692A1 Mass production system of recombinant bagworm silk thread protein
WO2020218602A1 Supporter and core part
WO2020218492A1 Composition
WO2020203950A1 Novel azaindole derivative
JP2020138967A Composition
WO2020166684A1 Method for inspecting ophthalmic device, inspection jig for ophthalmic device, and ophthalmic device
TW202039947A Anti-pilling spun yarn, method for producing same, and anti-pilling woven/knit fabric constituted of anti-pilling spun yarn
WO2020138405A1 Pharmaceutical preparation
WO2020138406A1 Pharmaceutical composition
JP2020105174A Pharmaceutical composition
TW202034915A Medicinal product
JP2020059924A Film thickness adjustment unit and steel sheet cleaning device