Yamagata, Japan

Yoshikatsu Watanabe

This inventor holds 3 USPTO granted patents and 1 published patent application and 1 EPO patent. Top assignees: Fdk Corporation, Japan Metals & Chemicals Co., Ltd.. Active years: 2022-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshikatsu Watanabe. Retrieved from https://idiyas.com/inventor/yoshikatsu-watanabe

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

USPTO Granted Patents = 3 

% Patents Active = 100.0


Average Co-Inventor Count = 5.3

ph-index = 1


Location History:

  • Yamagata, JP (2022)
  • Nishiokitama-gun, JP (2023)

Company Filing History:


Years Active: 2022-2023

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3 patents (USPTO):Explore Patents

Title: Innovations of Yoshikatsu Watanabe

Introduction

Yoshikatsu Watanabe is a notable inventor based in Yamagata, Japan. He has made significant contributions to the field of battery technology, particularly in the development of air electrodes and catalysts for air secondary batteries. With a total of three patents to his name, Watanabe's work is paving the way for advancements in energy storage solutions.

Latest Patents

Watanabe's latest patents include innovative designs for catalysts and air electrodes. One of his patents focuses on a catalyst for an air electrode, which includes an oxide containing bismuth, ruthenium, sodium, and oxygen. This catalyst is characterized by a specific atomic ratio of sodium to the sum of bismuth, ruthenium, and sodium. Another patent details an air secondary battery that incorporates this air electrode, featuring an electrode group stacked with a separator and housed in a container with an alkaline electrolyte liquid. Additionally, he has developed an air electrode catalyst for air secondary batteries that includes a pyrochlore-type composite oxide with varying crystal structures.

Career Highlights

Throughout his career, Watanabe has worked with prominent companies such as FDK Corporation and Japan Metals & Chemicals Co., Ltd. His experience in these organizations has contributed to his expertise in battery technology and innovation.

Collaborations

Watanabe has collaborated with notable colleagues, including Takeshi Kajiwara and Shohei Unoki. These partnerships have likely enhanced his research and development efforts in the field of energy storage.

Conclusion

Yoshikatsu Watanabe's contributions to battery technology through his patents and collaborations highlight his role as an influential inventor in the industry. His work continues to inspire advancements in energy solutions.

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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