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Fukuoka, Japan

Toto Ltd. was founded in 1917. It is a company based in Kitakyushu, Japan. It is the world's largest toilet manufacturer.The name "Toto" is an abbreviation of the two Japanese words forming its full name, Tōyō Tōki . The company invented and patented the Washlet. Plants outside Japan are:Beijing Toto, ChinaTaiwan TotoSiam Sanitaryware, ThailandToto, USAToto Eastchina, ChinaToto Sanitarios de Mexico S.A.P.T. Surya Toto, IndonesiaToto VietnamToto set up business in the UK in 2010, where they operate through their own showroom in Farringdon, London.Toto products can be seen mostly in Malls, Shopping centres and Metro stations around the Globe. Wikipedia.


Patent
TOTO Ltd. | Date: 2015-03-23

There is provided a photocatalyst coating composition that is capable of forming a smooth and even photocatalyst coated film without the formation of aggregated particles. The photocatalyst coating composition according to the present invention includes photocatalyst particles, inorganic oxide particles other than the photocatalyst particles, a dispersion medium composed mainly of water, and a thickening agent, wherein the composition has a viscosity of 0 mPas or more to 10 mPas or less and, when the concentration of the composition is condensed tenfold, has a viscosity of not less than 40 mPas as determined under conditions of a shear rate of 1.0 s


Patent
TOTO Ltd. | Date: 2015-09-29

A solid oxide fuel cell stack includes a support, a plurality of power generation elements connected in series, each including a fuel electrode, a solid electrolyte, and an air electrode stacked in that order on the support, and an interconnector electrically connecting an air electrode in one of the two adjacent power generation elements to a fuel electrode in the other power generation element. A solid electrolyte for one of the power generation elements is provided on the downside of the interconnector provided on the downside of the air electrode in the one power generation element so that the solid electrolyte is joined to the interconnector, and a solid electrolyte for the other power generation element is provided on the upper side of the interconnector provided on the upper side of the fuel electrode for the other power generation element so that the solid electrolyte is joined to the interconnector.


Patent
TOTO Ltd. | Date: 2015-09-29

A solid oxide fuel cell stack includes a support, a plurality of power generation elements provided on a surface of the support, the plurality of power generation elements connected in series, each including at least a fuel electrode, a solid electrolyte, and an air electrode stacked in that order, and an interconnector that electrically connects an air electrode in one of adjacent power generation elements to a fuel electrode in the other power generation element. A solid electrolyte in adjacent one power generation element is provided between a fuel electrode in the adjacent one power generation element and the fuel electrode in the adjacent other power generation element, and an insulating member is provided at a position that is on the solid electrolyte in the adjacent one power generation element and between the air electrode in the adjacent one power generation element and the solid electrolyte therein.


Patent
TOTO Ltd. | Date: 2015-09-29

There is provided a solid oxide fuel cell stack including an interconnector that has excellent electrical conductivity, gas sealing property, and adhesion to a solid electrolyte. The solid oxide fuel cell stack includes a plurality of power generation elements, each of which including at least a fuel electrode, a solid electrolyte, and an air electrode stacked in that order; and an interconnector that electrically connects the air electrode in one of adjacent power generation elements in the plurality of the power generation elements to the fuel electrode in the other power generation element, the plurality of power generation elements being connected in series to each other, wherein an intermediate layer having a porosity of not more than 1% and an electrical conductivity of not less than 0.05 S/cm is provided between the interconnector and the fuel electrode in the other power generation element.


Patent
TOTO Ltd. | Date: 2015-09-29

There is provided a solid oxide fuel cell stack including a ceramic interconnector that has good electrical conductivity and oxide ion insulating property, that is, power generation efficiency. The solid oxide fuel cell stack includes at least: a plurality of power generation elements, each of which including a fuel electrode, a solid electrolyte, and an air electrode stacked in that order; and an interconnector that electrically connects the air electrode in one of adjacent power generation elements in the plurality of power generation elements to the fuel electrode in the other power generation element, the plurality of power generation elements being connected in series, wherein the interconnector is formed of formula (1): wherein a, b, c, and d are a positive real number that satisfies 0.1a0.8, 0.1b0.8, 0.05c0.2, and 0.2d0.5.

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