Tokyo, Japan

Naoharu Sasayama

This inventor holds 1 USPTO granted patent, plus 1 CIPO patent. Top assignee: Fdk Corporation. Active years: 2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Naoharu Sasayama. Retrieved from https://idiyas.com/inventor/naoharu-sasayama

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


% Patents Active = 100.0


Average Co-Inventor Count = 7.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2019

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1 patent (USPTO):Explore Patents

Naoharu Sasayama: Innovator in Alkaline Battery Technology

Introduction

Naoharu Sasayama is an accomplished inventor based in Tokyo, Japan, known for his innovative work in the field of alkaline storage batteries. With a focus on enhancing battery efficiency and performance, his contributions to technology stand out in the competitive landscape of battery development.

Latest Patents

Sasayama holds a notable patent for a charge control method for alkaline storage batteries and their chargers. This innovation intelligently determines the charging process depending on the battery temperature and voltage levels. Specifically, the method assesses whether the battery's temperature is below 0°C and checks if the battery is charged to its maximum capacity. The system ensures that charging is efficiently regulated, avoiding potential damage caused by suboptimal temperature conditions, thus enhancing the overall lifespan and performance of alkaline storage batteries.

Career Highlights

Throughout his career, Naoharu Sasayama has made significant advancements in battery technology while working at FDK Corporation. His expertise in charge control methodologies has positioned him as a key contributor within his field, enhancing the functionality of energy storage solutions. His single patent showcases not only his inventive capabilities but also his dedication to improving the efficiency of modern batteries.

Collaborations

In his professional journey, Sasayama has collaborated with talented individuals such as Natsuki Ozawa and Yoshikazu Izumi. These collaborations have fostered a creative environment that encourages innovative thinking and problem-solving, leading to vital improvements in battery technology and design.

Conclusion

Naoharu Sasayama remains an influential figure in the realm of alkaline battery technology. His innovative charge control method demonstrates his commitment to enhancing battery performance and durability. As the demand for efficient energy storage solutions continues to grow, Sasayama's contributions will undoubtedly play a pivotal role in shaping the future of battery technology.

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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