Sakai, Japan

Hiroaki Isoshima

This inventor holds 6 USPTO granted patents and 3 EPO patents. Top assignee: Kubota Corporation. Active years: 1999-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroaki Isoshima. Retrieved from https://idiyas.com/inventor/hiroaki-isoshima

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 = 2.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1999-2022

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6 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Hiroaki Isoshima

Introduction

Hiroaki Isoshima, an inventive mind based in Sakai, Japan, has made significant strides in the field of engineering with a total of six patents to his name. His contributions mainly focus on improving engine technology, showcasing his commitment to innovation and efficiency within the automotive industry.

Latest Patents

Among his notable inventions, Isoshima's latest projects include the **Ventilator-equipped engine** and the **Spark ignition engine**. The ventilator-equipped engine is designed to guide blow-by gas generated in a crankcase to the intake passage through the components of the cylinder head, enabling direct introduction of fresh air into its internal space. This innovation aims to enhance the efficiency of the engine by managing exhaust gases more effectively.

The Spark ignition engine features a unique cylindrical part that supports an ignition-coil-integrated plug cap, ensuring precise alignment with the plug hole of the cylinder head. This invention emphasizes the integration of components for improved performance, showcasing Isoshima's technical acumen.

Career Highlights

Isoshima is a part of the renowned Kubota Corporation, a leading entity in the manufacturing of engines and machinery. His role within the company has allowed him to develop cutting-edge technologies that advance engine capabilities, further solidifying Kubota's reputation as an innovator in the field.

Collaborations

Throughout his career, Isoshima has collaborated with accomplished coworkers, notably Takeshi Kawasaki and Yuichiro Yamada. These partnerships have undoubtedly enriched his work, providing diverse perspectives and expertise in tackling complex engineering challenges.

Conclusion

In summary, Hiroaki Isoshima represents the spirit of innovation in engineering through his remarkable inventions aimed at enhancing engine technology. His contributions not only benefit Kubota Corporation but also push the boundaries of what is possible in motorized engineering. As he continues to develop new patents, Isoshima remains a pivotal figure in the field, inspiring future inventors and engineers alike.

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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