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OHKEN CO LTD

Overview
  • Total Patents
    20
About

OHKEN CO LTD has a total of 20 patent applications. Its first patent ever was published in 2008. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and EPO (European Patent Office). Its main competitors in its focus markets organic fine chemistry, pharmaceuticals and materials and metallurgy are BUI HY SI, HUNAN YUJIA COSMETIC MFG CO LTD and MORTIMER CHRISTOPHER HARRY.

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Murata Tetsuo 19
#2 Murata Togo 10
#3 Masubuchi Yuji 9
#4 Igarashi Keiji 9
#5 Murata Tohgo 9
#6 Endo Takashi 5
#7 Iida Ami 4
#8 Nagatani Asahiro 4
#9 Tohgo Murata 1
#10 Keiji Igarashi 1

Latest patents

Publication Filing date Title
KR20140036158A Metal oxide conjugated highly-flat cellulose powder and cosmetic containing same
CN102762190A Flat cellulose powder processed with amphiphilic substance, and cosmetic preparation containing same
JP2011127124A Powder cosmetic material
JP2012001440A Method for producing polyester flat particle
WO2010026925A1 Powder cosmetic material
CN101801335A Powder cosmetic
WO2008114710A1 Sheet-like melamine crystals, process for production of the same and use thereof