Alkaline water electrolysis apparatus
US-2026043154-A1 · Feb 12, 2026 · US
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Okuno Kazuki patents
Okuno Kazuki is listed as an inventor on 110 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Okuno Kazuki |
| Total patents | 110 |
| First publication | Apr 2, 2015 |
| Latest publication | Feb 12, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Metal porous body
US-12451478-B2 · Oct 21, 2025 · US
Metal porous sheet, fuel cell, and water electrolysis device
US-12435431-B2 · Oct 7, 2025 · US
Resin molded body and method for producing the same
US-2025215172-A1 · Jul 3, 2025 · US
Metal porous body, nitrous oxide decomposition element, and nitrous oxide decomposition apparatus
US-2025129494-A1 · Apr 24, 2025 · US
Conductive member, fuel cell, and electrolysis device
US-2025096283-A1 · Mar 20, 2025 · US
Electrode and water electrolysis apparatus
US-2025034728-A1 · Jan 30, 2025 · US
Metal porous body
US-2025023014-A1 · Jan 16, 2025 · US
Metal sheet, battery, nickel-zinc battery and method for manufacturing metal sheet
US-2024396051-A1 · Nov 28, 2024 · US
Cord-rubber composite body, rubber product and method for producing cord-rubber composite body
US-2024229351-A1 · Jul 11, 2024 · US
Recent patents
Latest publications not already listed above.
Metal sheet, battery, nickel-zinc battery and method for manufacturing metal sheet
US-2024213496-A1 · Jun 27, 2024 · US
Surface-coated metal porous body
US-2024150910-A1 · May 9, 2024 · US
Lithium ion secondary battery
US-11949111-B2 · Apr 2, 2024 · US
Porous body and fuel cell including the same
US-11757106-B2 · Sep 12, 2023 · US
Porous body and fuel cell including the same
US-2023099013-A1 · Mar 30, 2023 · US
Metal porous body sheet and water electrolysis device
US-2023080341-A1 · Mar 16, 2023 · US
Porous body and fuel cell including the same
US-2022416255-A1 · Dec 29, 2022 · US
Metal porous body
US-11466343-B2 · Oct 11, 2022 · US
Electrode and electricity storage device
US-2022238891-A1 · Jul 28, 2022 · US
Coolant and power storage pack using same
US-11380946-B2 · Jul 5, 2022 · US
Metal porous body and current collector for nickel-metal hydride battery
US-11271215-B2 · Mar 8, 2022 · US
Fuel battery
US-11228043-B2 · Jan 18, 2022 · US
Aqueous solution electrolyte secondary battery
US-11189830-B2 · Nov 30, 2021 · US
Negative electrode for lithium ion secondary battery
US-2021313574-A1 · Oct 7, 2021 · US
Metal porous body, solid oxide fuel cell, and method for producing metal porous body
US-2021249666-A1 · Aug 12, 2021 · US
Lithium ion secondary battery electrode
US-2021119202-A1 · Apr 22, 2021 · US
Metal porous sheet, fuel cell, and water electrolysis device
US-2021119229-A1 · Apr 22, 2021 · US
Electrode for lithium ion secondary batteries and lithium ion secondary battery
US-2021111398-A1 · Apr 15, 2021 · US
Electrode for lithium ion secondary batteries and lithium ion secondary battery
US-2021111411-A1 · Apr 15, 2021 · US
Lithium ion secondary battery
US-2021075020-A1 · Mar 11, 2021 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Sumitomo Electric Industries | 109 |
| Sumitomo Electric Toyama Co | 31 |
| Honda Motor Co Ltd | 7 |
| Hosoe Akihisa | 6 |
| Okuno Kazuki | 6 |
Top CPC classifications
Most common classification codes across this inventor's patents.