Kosai, Japan

Katsunori Maekawa

This inventor holds 1 USPTO granted patent. Top assignees: Panasonic Corporation, Toyota Jidosha Kabushiki Kaisha. Active years: 2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsunori Maekawa. Retrieved from https://idiyas.com/inventor/katsunori-maekawa

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2008

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1 patent (USPTO):Explore Patents

Title: Katsunori Maekawa: Innovator in Nickel Metal Hydride Storage Battery Technology

Introduction

Katsunori Maekawa is a notable inventor based in Kosai, Japan. He is recognized for his contributions to battery technology, particularly in the development of nickel metal hydride storage batteries. His innovative approach has led to advancements that enhance the performance and longevity of these batteries.

Latest Patents

Katsunori Maekawa holds a patent for a nickel metal hydride storage battery. This battery design includes a battery case and a group of electrode plates arranged within the case. The battery case features a main body with a hole and a lid for closure. Notably, the case comprises a first portion made of metal or a metal-resin laminate, and a second portion made of resin. The area of the first portion is between 20% and 90% of the entire battery case. This design effectively controls the amount of hydrogen permeating the battery case, thereby suppressing long-term deterioration. He has 1 patent to his name.

Career Highlights

Throughout his career, Katsunori Maekawa has worked with prominent companies such as Toyota Motor Corporation and Panasonic Corporation. His experience in these leading organizations has significantly contributed to his expertise in battery technology and innovation.

Collaborations

Katsunori Maekawa has collaborated with notable colleagues, including Noriyuki Fujioka and Yoshiaki Ogata. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Katsunori Maekawa's work in the field of nickel metal hydride storage batteries exemplifies his commitment to advancing battery technology. His innovative designs and collaborations with industry leaders have made a significant impact on the field.

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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