Electrolysis cell unit, electrolysis cell device, hydrocarbon production system, and production method and use method of electrolysis cell unit
US-12529151-B2 · Jan 20, 2026 · US
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Ohnishi Hisao patents
Ohnishi Hisao is listed as an inventor on 58 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Ohnishi Hisao |
| Total patents | 58 |
| First publication | Oct 19, 2017 |
| Latest publication | Jan 20, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Metal support, electrochemical element, electrochemical module, electrochemical device, energy system, solid oxide fuel cell, solid oxide electrolysis cell, and method for producing metal support
US-12476262-B2 · Nov 18, 2025 · US
Solid Oxide Electrolysis Cell, Method for Manufacturing Solid Oxide Electrolysis Cell, Solid Oxide Electrolysis Module, Electrochemical Device, and Energy System
US-2025207267-A1 · Jun 26, 2025 · US
Electrochemical element, electrochemical module, electrochemical device, and energy system
US-12278408-B2 · Apr 15, 2025 · US
Electrochemical element, electrochemical module, electrochemical device, and energy system
US-12230847-B2 · Feb 18, 2025 · US
Electrochemical element stack, electrochemical element, electrochemical module, electrochemical device, and energy system
US-12142799-B2 · Nov 12, 2024 · US
Metal support for electrochemical element, electrochemical element, electrochemical module, electrochemical device, energy system, solid oxide fuel cell, solid oxide electrolytic cell, and method for manufacturing metal support
US-12119526-B2 · Oct 15, 2024 · US
Manufacturing method for alloy material, alloy material, electrochemical element, electrochemical module, electrochemical device, energy system and solid oxide fuel cell
US-12110598-B2 · Oct 8, 2024 · US
Method for Manufacturing Metal Plate
US-2024274837-A1 · Aug 15, 2024 · US
Manufacturing Method for Electrochemical Element and Electrochemical Element
US-2024204228-A1 · Jun 20, 2024 · US
Recent patents
Latest publications not already listed above.
Electrochemical element, electrochemical module, electrochemical device, and energy system
US-11978937-B2 · May 7, 2024 · US
Electrochemical element, electrochemical element stack, electrochemical module, electrochemical device, and energy system
US-11967740-B2 · Apr 23, 2024 · US
Substrate with Electrode Layer for Metal-Supported Electrochemical Element, Electrochemical Element, Electrochemical Module, Solid Oxide Fuel Cell and Manufacturing Method
US-2024047702-A1 · Feb 8, 2024 · US
Manufacturing Method for Alloy Material, Alloy Material, Electrochemical Element, Electrochemical Module, Electrochemical Device, Energy System and Solid Oxide Fuel Cell
US-2023392249-A1 · Dec 7, 2023 · US
Manufacturing method for alloy material, alloy material, electrochemical element, electrochemical module, electrochemical device, energy system and solid oxide fuel cell
US-11767586-B2 · Sep 26, 2023 · US
Annular Packing Material, Electrochemical Module, Electrochemical Device, Energy System, Solid Oxide Fuel Cell, and Solid Oxide Electrolysis Cell
US-2023282844-A1 · Sep 7, 2023 · US
Metal plate, electrochemical element, electrochemical module, electrochemical device, energy system, solid oxide fuel cell, and method for manufacturing metal plate
US-11749824-B2 · Sep 5, 2023 · US
Film Forming Apparatus, Film Forming Method, and Formed Film
US-2023234084-A1 · Jul 27, 2023 · US
Electrochemical element, electrochemical module, solid oxide fuel cell and manufacturing method
US-11677080-B2 · Jun 13, 2023 · US
Metal support for electrochemical element, electrochemical element, electrochemical module, electrochemical device, energy system, solid oxide fuel cell, solid oxide electrolytic cell, and method for manufacturing metal support
US-11670779-B2 · Jun 6, 2023 · US
Electrolysis Cell Unit, Electrolysis Cell Device, Hydrocarbon Production System, and Production Method and Use Method of Electrolysis Cell Unit
US-2023160079-A1 · May 25, 2023 · US
Hydrocarbon Production System
US-2023149889-A1 · May 18, 2023 · US
Manufacturing Method for Electrochemical Element and Electrochemical Element
US-2023147978-A1 · May 11, 2023 · US
Hydrocarbon Production System, and Production Method and Operation Method Thereof
US-2023114967-A1 · Apr 13, 2023 · US
Metal Support, Electrochemical Element, Electrochemical Module, Electrochemical Device, Energy System, Solid Oxide Fuel Cell, Solid Oxide Electrolysis Cell, and Method for Producing Metal Support
US-2023110742-A1 · Apr 13, 2023 · US
Electrochemical Element, Electrochemical Element Stack, Electrochemical Module, Electrochemical Device, and Energy System
US-2022190359-A1 · Jun 16, 2022 · US
Electrochemical Element, Electrochemical Module, Electrochemical Device, and Energy System
US-2022181648-A1 · Jun 9, 2022 · US
Electrochemical element, electrochemical module, electrochemical device, energy system, solid oxide fuel cell and manufacturing method for electrochemical element
US-11233262-B2 · Jan 25, 2022 · US
Electrochemical device, energy system and solid oxide fuel cell
US-11228041-B2 · Jan 18, 2022 · US
Metal Plate, Electrochemical Element, Electrochemical Module, Electrochemical Device, Energy System, Solid Oxide Fuel Cell, and Method for Manufacturing Metal Plate
US-2021408568-A1 · Dec 30, 2021 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Osaka Gas Co Ltd | 58 |
| Fuji Electric Co Ltd | 3 |
| Aist | 2 |
| Nat Inst Advanced Ind Science & Tech | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H01M2008/1293 | 48 |
| Y02E60/50 | 48 |
| H01M8/1226 | 35 |
| Y02P70/50 | 34 |
| H01M8/0232 | 32 |