Dc-dc converter and power supply circuit
US-2025308748-A1 · Oct 2, 2025 · US
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Kuroda Tomofumi patents
Kuroda Tomofumi is listed as an inventor on 30 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Kuroda Tomofumi |
| Total patents | 30 |
| First publication | Jul 30, 2015 |
| Latest publication | Oct 2, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Inductor and dc-dc converter
US-2025308760-A1 · Oct 2, 2025 · US
Inductor and dc-dc converter
US-2025247001-A1 · Jul 31, 2025 · US
Inductor and dc-dc converter
US-2025218645-A1 · Jul 3, 2025 · US
Inductor and dc-dc converter
US-2024331920-A1 · Oct 3, 2024 · US
Inductor and dc-dc converter
US-2024331927-A1 · Oct 3, 2024 · US
Inductor and dc-dc converter using the same
US-2024212921-A1 · Jun 27, 2024 · US
Inductor and dc-dc converter using the same
US-2024212920-A1 · Jun 27, 2024 · US
Soft magnetic metal powder, method for producing the same, and soft magnetic metal dust core
US-11854725-B2 · Dec 26, 2023 · US
Inductor component and DC/DC converter using the same
US-11694833-B2 · Jul 4, 2023 · US
Recent patents
Latest publications not already listed above.
Inductor component and dc/dc converter using the same
US-2022037073-A1 · Feb 3, 2022 · US
Production method of soft magnetic metal powder
US-10607757-B1 · Mar 31, 2020 · US
Soft magnetic metal powder, method for producing the same, and soft magnetic metal dust core
US-2019148044-A1 · May 16, 2019 · US
Reactor
US-9959968-B2 · May 1, 2018 · US
Soft magnetic metal powder and soft magnetic metal powder core using the same
US-9881721-B2 · Jan 30, 2018 · US
Soft magnetic metal dust core and reactor having thereof
US-2018025822-A1 · Jan 25, 2018 · US
Soft magnetic metal powder and soft magnetic metal powder core using the same
US-9793035-B2 · Oct 17, 2017 · US
Soft magnetic metal powder and soft magnetic metal powder core using the same
US-9779861-B2 · Oct 3, 2017 · US
Soft magnetic metal powder-compact magnetic core and reactor
US-9601249-B2 · Mar 21, 2017 · US
Reactor
US-9455080-B2 · Sep 27, 2016 · US
Magnetic material for antennas, antenna, and wireless communication device
US-9424968-B2 · Aug 23, 2016 · US
Soft magnetic metal powder-compact magnetic core and reactor
US-2016225503-A1 · Aug 4, 2016 · US
Reactor
US-9406430-B2 · Aug 2, 2016 · US
Soft magnetic alloy powder, compact, powder magnetic core, and magnetic element
US-9245676-B2 · Jan 26, 2016 · US
Soft magnetic metal powder and soft magnetic metal powder core using the same
US-2015332823-A1 · Nov 19, 2015 · US
Soft magnetic metal powder and soft magnetic metal powder core using the same
US-2015332821-A1 · Nov 19, 2015 · US
Soft magnetic metal powder and soft magnetic metal powder core using the same
US-2015332824-A1 · Nov 19, 2015 · US
Reactor
US-2015213941-A1 · Jul 30, 2015 · US
Reactor
US-2015213944-A1 · Jul 30, 2015 · US
Reactor
US-2015213942-A1 · Jul 30, 2015 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Tdk Corp | 30 |
| Ishikura Tomokazu | 1 |
| Muramoto Michihiro | 1 |
| Harada Akihiro | 1 |
| Kawasaki Katsumi | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H01F1/24 | 11 |
| H01F1/20 | 11 |
| C22C38/002 | 11 |
| H01F27/255 | 11 |
| H01F41/0246 | 10 |