Tokyo, Japan

Kazuki Sakai

This inventor holds 6 USPTO granted patents and 5 published patent applications. Top assignees: Sony Corporation, Subaru Corporation. Active years: 2013-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuki Sakai. Retrieved from https://idiyas.com/inventor/kazuki-sakai-z620ckuo

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

Calculating rank
USPTO Granted Patents = 6 

% Patents Active = 66.7

Average Co-Inventor Count = 1.8

ph-index = 3

Forward Citations = 24(Granted Patents)


Company Filing History:


Years Active: 2013-2025

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6 patents (USPTO):Explore Patents

Title: Kazuki Sakai: Innovator in Battery Technology

Introduction

Kazuki Sakai is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of battery technology, holding a total of 6 patents. His innovative designs focus on enhancing the safety and efficiency of battery systems, particularly in automotive applications.

Latest Patents

One of Sakai's latest patents is the "Battery-module protection structure." This invention is designed to protect a battery module housed within a vehicle frame from external impacts. The structure includes a rail within the vehicle frame and a pedestal that secures the battery module. In the event of an impact, the pedestal is engineered to move inward along the rail while maintaining the battery module's security.

Another notable patent is the "Battery stack structure." This design features a battery stack with spaced battery cells, a passage for air flow, a junction box, and a bus bar. The passage allows air to cool the battery stack before it reaches the junction box, which contains an electronic device. The bus bar facilitates the passage of current while ensuring thermal coupling with the electronic device.

Career Highlights

Kazuki Sakai has worked with renowned companies such as Sony Corporation and Subaru Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in battery technology.

Collaborations

Sakai has collaborated with notable coworkers, including Takashi Kanai and Toshiaki Naruke. Their combined expertise has contributed to the advancement of battery technology and the successful development of innovative solutions.

Conclusion

Kazuki Sakai is a key figure in the field of battery technology, with a focus on safety and efficiency. His patents reflect his commitment to innovation and his contributions to the automotive industry. His work continues to influence the development of advanced battery systems.

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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