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TOYO ROSHI KAISHA

Overview
  • Total Patents
    108
  • GoodIP Patent Rank
    210,153
About

TOYO ROSHI KAISHA has a total of 108 patent applications. Its first patent ever was published in 1974. It filed its patents most often in Japan, Australia and New Zealand. Its main competitors in its focus markets measurement, chemical engineering and machines are GAO YOUHUA, BERGER INSTR INC and SERVA FEINBIOCHEM GMBH & CO.

Patent filings in countries

World map showing TOYO ROSHI KAISHAs patent filings in countries
# Country Total Patents
#1 Japan 105
#2 Australia 1
#3 New Zealand 1
#4 United States 1

Patent filings per year

Chart showing TOYO ROSHI KAISHAs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tobari Jinen 17
#2 Kurisaka Osamu 15
#3 Kujira Masakatsu 9
#4 Sugiura Kazumasa 9
#5 Inaba Yoshihiko 7
#6 Anzai Tsunehisa 7
#7 Saito Masaharu 5
#8 Harigai Yasuhisa 5
#9 Taya Keiko 5
#10 Ogawa Ryoichiro 4

Latest patents

Publication Filing date Title
JP2017146168A Filtering collecting device
JP2017058290A Simple analysis tool
JP2015227516A Moisture conditioning paper and manufacturing method therefor
JP2014062820A Membrane for immunochromatography test strip, test strip, and inspection method
JP2010167384A Cartridge filter for liquid filtration
JP2010144777A Connection structure for capsule cartridge
JP2008030262A Resin melting/bonding method and resin melting/bonding apparatus
JP2007296433A Cartridge filter for microfiltration
JP2006272236A Manufacturing method of cartridge filter for microfiltration
JP2006116383A Cartridge filter for precise filtration and manufacturing method therefor
JP2005283133A Measuring method of reducing substance, test piece for reducing substance measurement and test liquid for reducing substance measurement
JP2005262130A Cartridge filter for precision filtration
JP2005211835A Cartridge filter for precision filtration
JP2004210363A Method and dispenser for taking out item from sterilized discrete packaged material
JP2003251152A Precision porous poly(ether sulfone) filter membrane
JP2003144128A Laminated filter for filtering beer
JP2002296155A Simple collector for air pollutant
JPH11302438A High-strength, hydrophilic, porous poly(vinylidene fluoride) film and its preparation
JPH11181133A Production of porous membrane
JPH11165050A Microporus membrane and its production