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For the Inventor, By the Inventor

Mishima, Japan

Masato Hozumi

This inventor holds 14 USPTO granted patents and 6 published patent applications. Top assignees: Toyota Jidosha Kabushiki Kaisha, Kabushiki Kaisha Toyota Jidoshokki, National Institute for Materials Science. Active years: 2013-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masato Hozumi. Retrieved from https://idiyas.com/inventor/masato-hozumi

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 14 

% Patents Active = 71.4

Average Co-Inventor Count = 3.5

ph-index = 2

Forward Citations = 62(Granted Patents)


Location History:

  • Susono, JP (2013 - 2016)
  • Gotenba, JP (2019)
  • Mishima, JP (2020 - 2024)

Company Filing History:

goldMedal14 out of 38,912 
 
Toyota Jidosha Kabushiki Kaisha
 patents
silverMedal2 out of 1,902 
 
Kabushiki Kaisha Toyota Jidoshokki
 patents
bronzeMedal2 out of 575 
 
National Institute for Materials Science
 patents
4. 1 out of 50 
 
Japan Metals & Chemicals Co., Ltd.
 patents
5. 1 out of 3,251 
 
Nichia Corporation
 patents
6. 1 out of 128 
 
Shinshu University
 patents
where one patent can have more than one assignee

Years Active: 2013-2026

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14 patents (USPTO):Explore Patents
1. 12763331 - Sodium ion secondary battery (2026-10-13),
2. 12682098 - Information processing device, information processing method, and recording medium recorded with program for secrecy level control (2026-07-14),
3. 12272819 - Hydrogen storage alloy for alkaline storage battery, alkaline storage battery using the same as negative electrode, and vehicle (2025-04-08),
4. 12189597 - Data management system, disclosure server, and method used therein (2025-01-07),
5. 11984597 - Sodium ion secondary battery (2024-05-14),
6. 11916230 - Negative electrode active material, negative electrode, alkaline storage battery, and method of producing negative electrode active material (2024-02-27),
7. 11735715 - Anode material for sodium ion battery, and sodium ion battery (2023-08-22),
8. 11355786 - Sodium ion conductor and solid-state sodium-ion battery (2022-06-07),
9. 11283071 - Cathode active material and lithium ion secondary battery comprising the same (2022-03-22),
10. 10529991 - Method for producing composite cathode active material and composite cathode active material (2020-01-07),
11. 10297874 - Method of manufacturing all-solid-state battery (2019-05-21),
12. 9356279 - Electrode body, method for producing electrode body, and battery provided with electrode body (2016-05-31),
13. 9034526 - Garnet-type solid electrolyte, secondary battery containing garnet-type solid electrolyte, and method of producing garnet-type solid electrolyte (2015-05-19),
14. 8518584 - Production method for electrode for battery, electrode produced by production method, and battery including electrode (2013-08-27),

Title: Masato Hozumi: Innovator in Hydrogen Storage Technology

Introduction

Masato Hozumi is a prominent inventor based in Mishima, Japan. He has made significant contributions to the field of hydrogen storage technology, holding a total of 14 patents. His work focuses on developing advanced materials and systems for energy storage, particularly in alkaline storage batteries.

Latest Patents

Hozumi's latest patents include innovative technologies such as a hydrogen storage alloy for alkaline storage batteries. This alloy serves as a negative electrode in alkaline storage batteries, enhancing their efficiency and performance. One of his notable inventions is a vehicle that utilizes this hydrogen storage alloy, which features a fine-grained structure suitable for alkaline storage batteries. The alloy is represented by a general formula: (LaSm)MgNiAlCr, with specific conditions for its components. Additionally, he has developed a data management system that includes a device for acquiring battery data and storing it in a distributed ledger, ensuring secure and efficient data handling.

Career Highlights

Throughout his career, Hozumi has worked with esteemed organizations such as Toyota Motor Corporation and the National Institute for Materials Science. His experience in these institutions has allowed him to collaborate on groundbreaking projects that push the boundaries of energy storage technology.

Collaborations

Hozumi has collaborated with notable colleagues, including Keita Niitani and Shin Ushiroda. Their combined expertise has contributed to the advancement of innovative solutions in the field of hydrogen storage.

Conclusion

Masato Hozumi's contributions to hydrogen storage technology and alkaline storage batteries highlight his role as a leading inventor in this critical area of research. His patents and collaborations continue to influence the development of sustainable energy solutions.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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