Kawasaki, Japan

Kouichi Matsuda

This inventor holds 18 USPTO granted patents and 2 published patent applications and 2 EPO patents, primarily in Battery Management Systems. Top assignees: Fujitsu Corporation, Fujitsu Semiconductor Limited. Active years: 1996-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kouichi Matsuda. Retrieved from https://idiyas.com/inventor/kouichi-matsuda-hdp2qgof

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

Calculating rank
USPTO Granted Patents = 18 

% Patents Active = 66.7

 

Average Co-Inventor Count = 3.6

ph-index = 11

Forward Citations = 419(Granted Patents)


Company Filing History:


Years Active: 1996-2013

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Areas of Expertise:
Battery Unit
Charging Control
DC-DC Converter
Power Supply Circuit
Power Control
Efficiency
Electronic Device
Spike Control
Voltage Monitor
Portable Apparatus
Power Supply System
Control Method
18 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Kouichi Matsuda

Introduction

Kouichi Matsuda is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of battery technology, holding a total of 18 patents. His work focuses on enhancing the efficiency and safety of battery systems and electronic devices.

Latest Patents

Matsuda's latest patents include a variety of innovations such as a battery unit, battery system, electronic device, charging control method of battery, and discharging control method of battery. One of his notable inventions is a battery unit that features cell units connected in parallel, with a protection circuit that monitors faults in the cell units. This design ensures that any detected faults lead to a disconnection of the affected cell unit from the external terminal, enhancing safety. Additionally, he developed a control system for charging batteries that optimizes the charging process in electronic devices, ensuring that the charging current remains within safe limits.

Career Highlights

Throughout his career, Matsuda has worked with leading companies in the technology sector, including Fujitsu Corporation and Fujitsu Semiconductor Limited. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in battery technology.

Collaborations

Matsuda has collaborated with notable colleagues such as Mitsuo Saeki and Hidekiyo Ozawa. These partnerships have fostered an environment of innovation and have led to the development of several key technologies in the field.

Conclusion

Kouichi Matsuda's contributions to battery technology and electronic devices have made a lasting impact on the industry. His innovative patents and collaborations with esteemed colleagues highlight his dedication to advancing technology for a more efficient future.

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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