Makinohara, Japan

Masashi Sekizaki

This inventor holds 19 USPTO granted patents and 2 published patent applications and 4 EPO patents, primarily in Battery Monitoring. Top assignees: Yazaki Corporation, Gs Yuasa International Ltd.. Active years: 2011-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masashi Sekizaki. Retrieved from https://idiyas.com/inventor/masashi-sekizaki

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

USPTO Granted Patents = 19 

% Patents Active = 57.9

 

Average Co-Inventor Count = 2.5

ph-index = 3

Forward Citations = 25(Granted Patents)


Location History:

  • Shizuoka, JP (2011 - 2018)
  • Makinohara, JP (2011 - 2018)

Company Filing History:


Years Active: 2011-2018

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Areas of Expertise:
Battery Monitoring Unit
Voltage Detection
Battery Control Device
Abnormal Condition Detection
Voltage Measuring Apparatus
State Monitoring Unit
Malfunction Detection
Voltage Adjusting Apparatus
Voltage Measuring Device
Assembled Battery
Circuit Control
Power Source
19 patents (USPTO):Explore Patents

Title: Innovations by Masashi Sekizaki: Pioneering Battery Technologies

Introduction

Masashi Sekizaki, based in Makinohara, Japan, is a prominent inventor known for his significant contributions to the field of battery technology, with a remarkable portfolio of 19 patents. His work primarily focuses on enhancing the performance and reliability of battery monitoring systems.

Latest Patents

Two of Sekizaki's latest innovations exemplify his expertise in this arena. The first is the "Drawback Resistant Battery Monitoring Unit". This invention features a sophisticated system where a control IC and a CPU are connected to a common unit internal ground, while a load circuit interacts with a distinct power ground. The design improves safety and functionality by ensuring that the unit internal and power ground are interlinked through a diode, providing enhanced monitoring and management of battery conditions.

The second innovation is a "Battery Control Device" that employs self-diagnostic processing via a CPU. This invention is designed to determine whether a vehicle is in an idle stop state, based on vehicle operation and engine operation data. It ensures that even when an engine is off, the battery remains efficient in supplying power to electrical components, signaling any abnormalities in the measuring system if current levels fall below a set threshold.

Career Highlights

Sekizaki has been instrumental in advancing battery technologies through his roles at leading companies in the industry. He has worked at Yazaki Corporation and GS Yuasa International Ltd., where he collaborated with some of the brightest minds in engineering to bring innovative battery solutions to market.

Collaborations

Throughout his career, Masashi has partnered with notable professionals including Satoshi Ishikawa and Kimihiro Matsuura. These collaborations have fostered a fruitful exchange of ideas and have contributed to the development of cutting-edge battery technologies.

Conclusion

Masashi Sekizaki stands out as a key innovator in battery technology. His inventive spirit and dedication to improving battery monitoring systems through strategic patents exemplify the continuous push for advancements in the field. As the industry progresses, Sekizaki's contributions will undoubtedly serve as a foundation for future innovations, successfully merging performance with reliability.

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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