Tokyo, Japan

Kazuki Yotsui

This inventor holds 1 USPTO granted patent and 2 EPO patents. Top assignee: Ihi Corporation. Active years: 2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuki Yotsui. Retrieved from https://idiyas.com/inventor/kazuki-yotsui

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 = 6.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2021

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1 patent (USPTO):Explore Patents

Title: Kazuki Yotsui: Innovator in Engine Technology

Introduction

Kazuki Yotsui is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of engine technology, particularly with his innovative designs aimed at improving engine performance and efficiency. His work has garnered attention in the automotive industry, showcasing his expertise and creativity.

Latest Patents

Kazuki Yotsui holds a patent for a "Compression ratio control device and engine." This device includes a compression ratio controller that regulates the compression ratio of a combustion chamber. The controller ensures that the maximum combustion pressure approaches a predetermined upper limit based on signals from a detector, particularly when the engine load is at or below a specified threshold. This innovation is crucial for enhancing engine performance and efficiency.

Career Highlights

Throughout his career, Yotsui has worked with prominent companies such as IHI Corporation and Mitsui E&S Du Co., Ltd. His experience in these organizations has allowed him to develop and refine his engineering skills, contributing to advancements in engine technology.

Collaborations

Yotsui has collaborated with talented individuals in the field, including Yutaka Masuda and Yoshiyuki Umemoto. These partnerships have fostered a creative environment that has led to innovative solutions in engine design.

Conclusion

Kazuki Yotsui's contributions to engine technology through his patent and collaborations highlight his role as an influential inventor. His work continues to impact the automotive industry, paving the way for future innovations.

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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