56 patents
Utility
Manufacturing Method for Alloy Material, Alloy Material, Electrochemical Element, Electrochemical Module, Electrochemical Device, Energy System and Solid Oxide Fuel Cell
7 Dec 23
Provided is an alloy material including a metal oxide thin layer that can be formed using a simple method at low cost and can further suppress volatilization of Cr, which causes deterioration of a fuel cell, compared with a case where conventional expensive materials are used.
Mitsuaki Echigo, Hisao Ohnishi
Filed: 17 Aug 23
Utility
Method for Producing Coating Composition, Yttria-Stabilized Zirconia Layer, Electrochemical Element, Electrochemical Module, Electrochemical Device, Energy System, Solid Oxide Fuel Cell, and Solid Oxide Electrolysis Cell
2 Nov 23
-- A coating composition enables film formation at low cost with a simple method by using a zirconium alkoxide and an yttrium compound as starting raw materials, and enables a dense yttria-stabilized zirconia layer to be obtained, The coating composition containing the zirconium alkoxide, the yttrium compound, a chelate compound, a catalyst, water, and an organic solvent is obtained.
Hiroaki Matsuyoshi, Mitsuaki Echigo, Kyohei Manabe
Filed: 31 Mar 21
Utility
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7 Sep 23
The present invention includes metal materials 42a and 52a made of thermally expandable members that thermally expand, and insulating metal oxide layers 42b and 52b.
Norihisa Shinke, Mitsuaki Echigo, Kyohei Manabe, Hisao Ohnishi, Masakazu Yoda, Tadayuki Sogi, Akio Inaya
Filed: 31 Mar 21
Utility
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27 Jul 23
Provided is a film forming apparatus capable of stably supplying a large amount of ceramic raw material powder for a long time and forming a homogeneous and dense film.
Kyohei Manabe, Katsuki Higaki, Hisao Ohnishi, Mitsuaki Echigo, Tadayuki Sogi, Jun Akedo, Rintaro Aoyagi, Hiroaki Matsui, Kentaro Shinoda, Hiroki Tsuda
Filed: 31 Mar 21
Utility
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6 Jul 23
A 3-hydroxybutyric-acid-containing fat and/or oil composition that contains 3-hydroxybutyric acid and/or a salt thereof and that contains fat and/or oil particles, the fat and/or oil particles having a plate-like shape and containing a fat and/or oil component that includes at least one type of XXX triglyceride having a Cx fatty acid residue X at positions 1 to 3 of glycerin, x, which represents the number of carbon atoms, being an integer selected from 10 to 22, and the fat and/or oil component comprising a β-form fat and/or oil.
Masayuki SUGIMOTO, Jun TSUBOTA, Shin ARIMOTO
Filed: 19 May 21
Utility
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25 May 23
Provided is a reactor that is capable of suppressing deformation and damage of catalyst grains due to contraction of a reaction tube after thermal expansion thereof.
Koichiro Ikeda, Sho Nakagami, Hinako Matsuo, Yukio Hiranaka, Satoshi Mori
Filed: 23 Mar 21
Utility
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25 May 23
A metal support for an electrochemical element where the metal support includes a plate face, has a plate shape as a whole, and has a warping degree of 1.5×10−2 or less determined by calculating a least square value through the least squares method using at least three points in the plate face of the metal support, calculating a first difference between the least square value and a positive-side maximum displacement value on a positive side with respect to the least square value and a second difference between the least square value and a negative-side maximum displacement value on a negative side that is opposite to the positive side with respect to the least square value, and dividing the sum of the first difference and the second difference by a maximum length of the plate face of the metal support that passes through a center of gravity.
Yuji Tsuda, Mitsuaki Echigo, Tadayuki Sogi, Kazuyuki Minami, Kyohei Manabe
Filed: 29 Mar 19
Utility
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25 May 23
-- An electrolysis cell unit capable of efficiently electrolyzing water and carbon dioxide is obtained.
Mitsuaki Echigo, Hisao Ohnishi, Yuji Tsuda
Filed: 31 Mar 21
Utility
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18 May 23
A hydrocarbon production system capable of efficiently producing hydrocarbon containing a high-calorie gas by securing hydrogen and carbon monoxide required for hydrocarbon synthesis using water and carbon dioxide as raw materials is obtained.
Mitsuaki Echigo, Hisao Ohnishi
Filed: 31 Mar 21
Utility
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18 May 23
The radiative cooling device includes an infrared radiative layer A that radiates infrared light IR from a radiative surface H, a light reflective layer B disposed on a side opposite to the radiative surface H with respect to the infrared radiative layer A, and a protective layer D disposed between the infrared radiative layer A and the light reflective layer B.
Masahiro Suemitsu
Filed: 8 Mar 21
Utility
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11 May 23
Provided is a low-cost electrochemical element that has excellent performance, reliability, and durability.
Mitsuaki Echigo, Hisao Ohnishi, Yuji Tsuda, Kyohei Manabe, Kazuyuki Minami
Filed: 11 Jan 23
Utility
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20 Apr 23
A radiative cooling device that is in a state in which a radiative surface is colored is provided.
Masahiro Suemitsu, Masayuki Sugimoto
Filed: 11 Mar 21
Utility
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13 Apr 23
As a hydrocarbon production system that synthesizes hydrocarbons using water and carbon dioxide as raw materials, a hydrocarbon production system capable of producing hydrocarbons by securing hydrogen and carbon monoxide required for hydrocarbon synthesis is provided.
Mitsuaki Echigo, Hisao Ohnishi, Yuji Tsuda
Filed: 31 Mar 21
Utility
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13 Apr 23
A reverse water-gas shift catalyst that can be used at a high temperature is obtained, and a production method thereof is obtained.
Mitsuaki Echigo, Yuji Tsuda, Takenori Hirano
Filed: 31 Mar 21
Utility
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13 Apr 23
In a metal support mostly used for a metal-supported solid oxide fuel cell (SOFC), a SOFC system that improves the power generation efficiency by allowing a gas to smoothly flow into or flow out from the through-holes is achieved.
Mitsuaki Echigo, Yuji Tsuda, Hisao Ohnishi
Filed: 31 Mar 21
Utility
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23 Mar 23
Provided is a first step of causing hydrogen and carbon oxide to react with each other in a presence of a first catalyst to obtain a first fuel gas 2 that contains 2% to 10% hydrogen by volume after dehydration; and a second step of consuming the hydrogen in the first fuel gas 2 to obtain a second fuel gas 4 with a reduced hydrogen concentration.
Hirofumi Ohtsuka, Shimpei Norioka
Filed: 9 Feb 21
Utility
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16 Jun 22
An electrochemical element including a plate-like support provided with an internal passage therein.
Mitsuaki Echigo, Hisao Ohnishi, Norihisa Shinke, Tadayuki Sogi, Kazuyuki Minami
Filed: 27 Mar 20
Utility
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9 Jun 22
In the electrochemical element, a plate-like support includes an internal passage through which a first gas flows, a gas-permeable portion, and an electrochemical reaction portion in which a film-like electrode layer, a film-like electrolyte layer, and a film-like counter electrode layer are stacked so as to entirely or partially cover the gas-permeable portion.
Hisao Ohnishi, Tetsuya Mori, Mitsuaki Echigo
Filed: 27 Mar 20
Utility
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9 Jun 22
An electrochemical module including: a stack obtained by stacking, in a predetermined stacking direction, a plurality of electrochemical elements having a configuration in which an electrode layer, an electrolyte layer, and a counter electrode layer are formed along a substrate, via an annular sealing portion through which first gas that is one of reducing component gas and oxidative component gas flows; a container that includes an upper cover for pressing a first flat face in the stacking direction of the stack and a lower cover for pressing a second flat face on a side opposite to the first flat face, the stack being sandwiched between the upper cover and the lower cover; and a pressing mechanism that presses a portion to which the annular sealing portion is attached against the container in the stacking direction.
Mitsuaki Echigo, Norihisa Shinke, Kazuyuki Minami
Filed: 27 Mar 20
Utility
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9 Jun 22
An electrochemical module including, a stack obtained by stacking, in a predetermined stacking direction, a plurality of electrochemical elements having a configuration in which an electrode layer, an electrolyte layer, and a counter electrode layer are formed along a substrate, via an annular sealing portion through which first gas, that is one of reducing component gas and oxidative component gas, flows; a container including an upper cover for pressing a first flat face in the stacking direction of the stack and a lower cover for pressing a second flat face on a side opposite to the first flat face, the stack clamped between the upper cover and the lower cover; an elastic lower plate-like member arranged between the first flat face and the upper cover; and a first gas supply portion and a first gas discharge portion connected to the second flat face in communication with the annular sealing portion.
Norihisa Shinke, Kazuyuki Minami, Mitsuaki Echigo
Filed: 27 Mar 20