Osaka, Japan

Sumio Yagyu

This inventor holds 29 USPTO granted patents and 8 published patent applications and 20 EPO patents, primarily in Hybrid Power Systems. Top assignee: Kubota Corporation. Active years: 2016-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sumio Yagyu. Retrieved from https://idiyas.com/inventor/sumio-yagyu

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

USPTO Granted Patents = 29 

% Patents Active = 100.0

 

Average Co-Inventor Count = 2.5

ph-index = 3

Forward Citations = 36(Granted Patents)


Location History:

  • Sakai, JP (2016 - 2020)
  • Osaka, JP (2020 - 2024)

Company Filing History:


Years Active: 2016-2026

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Areas of Expertise:
Hybrid Power Transmission
Liquid Cooling Structure
Electric Motor
Work Vehicle
Working Machine
Generator Unit
Power System
Fluid Cooled Motor
Spreader Device
Hybrid Vehicle
Power Transmission Mechanism
Working Device
29 patents (USPTO):Explore Patents

Title: The Ingenious Mind of Sumio Yagyu

Introduction

Sumio Yagyu, an esteemed inventor hailing from Osaka, Japan, has made significant contributions to the world of innovations with a remarkable portfolio of 19 patents. His inventive genius has led to advancements in various fields, showcasing his expertise and dedication to enhancing technology.

Latest Patents

Among his notable inventions are two groundbreaking patents: the Spreader Device and the Liquid-Cooled Motor. The Spreader Device features a container designed to hold a spreading substance. It is equipped with a first spreader portion that employs a rotor to spray the substance, and a second spreader portion that also utilizes a rotor for spraying. This device boasts a sophisticated selection mechanism that allows the driving force to be transmitted selectively between the two rotors.

In addition, Yagyu's Liquid-Cooled Motor introduces a water jacket that enhances heat transfer between coolant and the cooling passage. This innovation aims to improve the heat transfer capacity efficiently, featuring a motor case, a motor housing, and a circular water jacket that facilitates coolant flow in a circumferential direction. The intricate design includes a cooling passage with a gradually reduced width, ensuring optimal coolant circulation.

Career Highlights

Yagyu’s career has been marked by his association with Kubota Corporation, a prominent player in the manufacturing sector. His work alongside talented colleagues, including Go Takaki and Takao Nakagawa, embodies a spirit of collaboration that has further propelled his innovative ventures. Yagyu's patents reflect not only his intellectual prowess but also his commitment to practical solutions in engineering and technology.

Collaborations

Collaboration is key in the world of innovation, and Yagyu has thrived in such an environment. Working with colleagues like Go Takaki and Takao Nakagawa, he has been able to share ideas, critique concepts, and develop technologies that have both practical applications and a positive impact on the industry.

Conclusion

Sumio Yagyu stands as a testament to the power of creativity and collaboration in driving technological advancements. With a total of 19 patents to his name, his work continues to inspire future inventors and innovators. As he pushes the boundaries of engineering, the impact of Yagyu's inventions will likely be felt for years to come, paving the way for new discoveries and 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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