Semiconductor device
US-12501721-B2 · Dec 16, 2025 · US
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Sato Sayumi patents
Sato Sayumi is listed as an inventor on 31 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Sato Sayumi |
| Total patents | 31 |
| First publication | Apr 29, 2021 |
| Latest publication | Dec 16, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Reduction Electrode and Manufacturing Method of Reduction Electrode
US-2025333861-A1 · Oct 30, 2025 · US
Nitride Semiconductor Photoelectrode
US-2025327199-A1 · Oct 23, 2025 · US
Carbon dioxide gas-phase reduction device and carbon dioxide gas-phase reduction method
US-12305301-B2 · May 20, 2025 · US
Method for producing nitride semiconductor photoelectrode
US-12286718-B2 · Apr 29, 2025 · US
Electrolyte Membrane
US-2025027220-A1 · Jan 23, 2025 · US
Semiconductor Photoelectrode
US-2025011952-A1 · Jan 9, 2025 · US
Porous Electrode-Supported Electrolyte Membrane and Method for Manufacturing the Same
US-2025003088-A1 · Jan 2, 2025 · US
Electrolyte Membrane and Manufacturing Method of Electrolyte Membrane
US-2024410068-A1 · Dec 12, 2024 · US
Carbon Dioxide Reduction Device
US-2024328003-A1 · Oct 3, 2024 · US
Recent patents
Latest publications not already listed above.
Carbon dioxide reduction device
US-12036526-B2 · Jul 16, 2024 · US
Porous Electrode-Supported Electrolyte Membrane and Method for Manufacturing Same
US-2024183046-A1 · Jun 6, 2024 · US
Carbon Dioxide Gas-Phase Reduction Device And Carbon Dioxide Gas-Phase Reduction Method
US-2024124996-A1 · Apr 18, 2024 · US
Semiconductor Photoelectrode and Method for Manufacturing Same
US-2024044022-A1 · Feb 8, 2024 · US
Carbon Dioxide Gas Phase Reduction Apparatus and Method for Manufacturing a Porous Reducing Electrode-Supported Electrolyte Membrane
US-2023416933-A1 · Dec 28, 2023 · US
Semiconductor Photoelectrode and Method for Manufacturing Same
US-2023392269-A1 · Dec 7, 2023 · US
Carbon Dioxide Reduction Device
US-2023392268-A1 · Dec 7, 2023 · US
Semiconductor Device
US-2023215966-A1 · Jul 6, 2023 · US
Nitride Semiconductor Photocatalytic Thin Film and Method for Manufacturing Nitride Semiconductor Photocatalytic Thin Film
US-2023201810-A1 · Jun 29, 2023 · US
Carbon Dioxide Gas-Phase Reduction Device and Method for Producing Porous Electrode-Supported Electrolyte Membrane
US-2023160081-A1 · May 25, 2023 · US
Semiconductor Photoelectrode
US-2023154690-A1 · May 18, 2023 · US
Carbon Dioxide Gas Phase Reduction Device and Carbon Dioxide Gas Phase Reduction Method
US-2023135736-A1 · May 4, 2023 · US
Electrolytic reduction device and electrolytic reduction method
US-11560637-B2 · Jan 24, 2023 · US
Carbon Dioxide Gas Phase Reduction Apparatus and Method
US-2023002919-A1 · Jan 5, 2023 · US
Manufacturing Method of Nitride Semiconductor Photoelectrode
US-2022403529-A1 · Dec 22, 2022 · US
Semiconductor Optical Electrode
US-2022008906-A1 · Jan 13, 2022 · US
Method for Producing Nitride Semiconductor Photoelectrode
US-2022002886-A1 · Jan 6, 2022 · US
Carbon Dioxide Gas-Phase Reduction Device and Carbon Dioxide Gas-Phase Reduction Method
US-2021395907-A1 · Dec 23, 2021 · US
Carbon Dioxide Reduction Device
US-2021197166-A1 · Jul 1, 2021 · US
Electrolytic Reduction Device and Electrolytic Reduction Method
US-2021198796-A1 · Jul 1, 2021 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Nippon Telegraph & Telephone | 30 |
| Ntt Inc | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.