Plate for battery stack and battery stack
US-12592443-B2 · Mar 31, 2026 · US
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Okumura Motoyoshi patents
Okumura Motoyoshi is listed as an inventor on 80 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Okumura Motoyoshi |
| Total patents | 80 |
| First publication | Feb 24, 2015 |
| Latest publication | Mar 31, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Voltage detection unit and power storage device
US-12560655-B2 · Feb 24, 2026 · US
Battery stack plate and method for manufacturing battery stack plate
US-12506170-B2 · Dec 23, 2025 · US
Power storage device
US-12444798-B2 · Oct 14, 2025 · US
Power storage device
US-12444795-B2 · Oct 14, 2025 · US
Power storage module
US-12424699-B2 · Sep 23, 2025 · US
Plate for battery stack and battery stack
US-12424689-B2 · Sep 23, 2025 · US
Plate for battery stack
US-12424712-B2 · Sep 23, 2025 · US
Method for producing nickel metal hydride battery, positive electrode for nickel metal hydride batteries, and nickel metal hydride battery
US-2025167212-A1 · May 22, 2025 · US
Voltage detection unit and power storage device
US-12283668-B2 · Apr 22, 2025 · US
Recent patents
Latest publications not already listed above.
Hydrogen storage alloy for alkaline storage battery, alkaline storage battery using the same as negative electrode, and vehicle
US-12272819-B2 · Apr 8, 2025 · US
Power storage device
US-2024413504-A1 · Dec 12, 2024 · US
Board-shaped member and battery stack
US-2024405347-A1 · Dec 5, 2024 · US
Temperature detection unit and power storage device
US-2024405303-A1 · Dec 5, 2024 · US
Voltage detection unit and power storage device
US-2024402256-A1 · Dec 5, 2024 · US
Surface treatment method and device for hydrogen absorbing alloy powder
US-12134129-B2 · Nov 5, 2024 · US
Energy storage device comprising current collector plate with spring portion
US-12107300-B2 · Oct 1, 2024 · US
Power storage device
US-12080840-B2 · Sep 3, 2024 · US
Power storage device
US-12080900-B2 · Sep 3, 2024 · US
Power storage module, and manufacturing method therefor
US-12040508-B2 · Jul 16, 2024 · US
Bipolar electrode for metal hydride battery, metal hydride battery equipped with bipolar electrode, method for producing bipolar electrode for metal hydride battery, and method for producing metal hydride battery
US-2024213461-A1 · Jun 27, 2024 · US
Power storage device
US-2024194998-A1 · Jun 13, 2024 · US
Bipolar battery and power storage device
US-11916183-B2 · Feb 27, 2024 · US
Negative electrode active material, negative electrode, alkaline storage battery, and method of producing negative electrode active material
US-11916230-B2 · Feb 27, 2024 · US
Power storage device
US-11909017-B2 · Feb 20, 2024 · US
Plate of battery module
US-D1014436-S · Feb 13, 2024 · US
Voltage detection unit
US-11892480-B2 · Feb 6, 2024 · US
Plate of battery module
US-D1008963-S · Dec 26, 2023 · US
Plate of battery module
US-D1008948-S · Dec 26, 2023 · US
Plate of battery module
US-D1008964-S · Dec 26, 2023 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Toyota Motor Co Ltd | 78 |
| Toyota Jidoshokki Kk | 63 |
| Yazaki Corp | 26 |
| Okumura Motoyoshi | 3 |
| Japan Metals And Chemicals Co Ltd | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| Y02E60/10 | 75 |
| Y02P70/50 | 35 |
| H01M10/0418 | 27 |
| H01M2220/20 | 27 |
| H01M50/209 | 27 |