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TOSOH CORP

Overview
  • Total Patents
    13,524
  • GoodIP Patent Rank
    706
  • Filing trend
    ⇧ 13.0%
About

TOSOH CORP has a total of 13,524 patent applications. It increased the IP activity by 13.0%. Its first patent ever was published in 1978. It filed its patents most often in Japan, United States and EPO (European Patent Office). Its main competitors in its focus markets environmental technology, macromolecular chemistry and polymers and organic fine chemistry are UNIV GUILIN TECH, SBA MATERIALS INC and ADVANCED NANO PRODUCTS CO LTD.

Patent filings per year

Chart showing TOSOH CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hara Yasushi 352
#2 Inoue Hiroshi 196
#3 Oguri Motohiro 186
#4 Tsukuma Koji 184
#5 Tsuzuki Kenji 181
#6 Doi Toru 177
#7 Yano Akihiro 173
#8 Kondo Akio 171
#9 Abe Shigehiko 169
#10 Takahashi Koyata 163

Latest patents

Publication Filing date Title
WO2021079915A1 Triazine compound having pyridyl group and pyridine compound
WO2021070753A1 Gallium nitride particles and method for producing same
US2021101838A1 Zirconia sintered body and production method thereof
US2021061717A1 Zirconia sintered body and manufacturing method of the same
JP2020196897A Composition containing onium salt, Lewis acid compound, and active hydrogen-containing compound
WO2021020285A1 Cyclic azine compound, material for organic electroluminescent element, electron transport material for organic electroluminescent element, and organic electroluminescent element
WO2021015129A1 Hydrophobic zeolite, method for producing same and use of same
WO2021015144A1 Polyurethane resin-forming composition for membrane-sealing material, and membrane and membrane module using same
WO2021006188A1 Novel zeolite, and catalyst for use in production of aromatic hydrocarbon which comprises same
JP2021001107A High-strength zeolite molding and method for manufacturing the same
JP2020172431A Alkali transition metal phosphorus fluoride compound and manufacturing method therefor
JP2020203878A Cyclic azine compound
JP2020196661A Method for producing aei-type zeolite
WO2020241498A1 Luminescent europium complex
WO2020241479A1 Self-emulsifying polyisocyanate composition, two-pack type coating composition and coating film
JP2020193334A Composite porous body of polyvinyl chloride resin and method for producing the same
JP2020193330A Catalyst composition for production of polyurethane resin, and method for producing polyurethane resin using the same
JP2020183378A Method for producing perfluoro (2,4-dimethyl-2-fluoroformyl-1,3-dioxolane)
WO2020217942A1 Sintered body, powder, and method for producing same
WO2020209202A1 Silicon oxide film, material for gas barrier film, and method for manufacturing silicon oxide film