Ibaraki, Japan

Kousei Yokoyama

This inventor holds 4 USPTO granted patents. Top assignee: Hitachi Koki Co., Ltd.. Active years: 2010-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kousei Yokoyama. Retrieved from https://idiyas.com/inventor/kousei-yokoyama

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 = 3.3

ph-index = 3

Forward Citations = 52(Granted Patents)


Company Filing History:


Years Active: 2010-2017

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4 patents (USPTO):Explore Patents

Title: **Innovative Contributions of Kousei Yokoyama**

Introduction

Kousei Yokoyama, an accomplished inventor based in Ibaraki, Japan, has made significant strides in the field of electric tools. With a total of four patents to his name, Yokoyama is known for his innovative designs that greatly enhance the functionality and efficiency of battery-operated devices.

Latest Patents

Yokoyama's recent patents focus on advancements in electric tools and their corresponding battery packs. One of the latest inventions involves a unique battery attachment mechanism, allowing the battery pack to slide horizontally into position. This design ensures that elastic members within the tool exert necessary pressure to create a secure connection between the battery pack and the tool housing. In another patent, he introduces a battery pack equipped with a well-thought-out housing, an arrangement of cells, and a securely designed cover that enhances performance and safety.

Career Highlights

Throughout his career at Hitachi Koki Co., Ltd., Yokoyama has demonstrated a commitment to innovative engineering solutions that meet the evolving demands of the market. His focus on improving power tool designs demonstrates a keen understanding of user needs and safety standards in the industry.

Collaborations

Yokoyama has had the privilege of working alongside talented colleagues, including Hiroyuki Hanawa and Keita Saitou. Their collective efforts have fostered an environment of creativity and collaboration, resulting in impactful inventions within the field of electric tools.

Conclusion

Kousei Yokoyama is a notable figure in the realm of electric tool innovation. His expertise and inventive spirit continue to drive advancements, establishing him as a valuable contributor to the engineering community. With a strong portfolio of patents, he remains a prominent figure to watch in the industry.

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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