Toyota, Japan

Junya Yamamoto

This inventor holds 4 USPTO granted patents and 1 EPO patent. Top assignee: Aisin Seiki Kabushiki Kaisha. Active years: 2003-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Junya Yamamoto. Retrieved from https://idiyas.com/inventor/junya-yamamoto-h2ax1ivm

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


% Patents Active = 25.0


Average Co-Inventor Count = 2.0

ph-index = 4

Forward Citations = 17(Granted Patents)


Company Filing History:


Years Active: 2003-2017

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4 patents (USPTO):Explore Patents

Title: Junya Yamamoto: Innovator in Water Pump Technology

Introduction

Junya Yamamoto is a notable inventor based in Toyota, Japan. He has made significant contributions to the field of water pump technology, holding a total of 4 patents. His innovative designs focus on minimizing defects and enhancing the efficiency of water pumps.

Latest Patents

Yamamoto's latest patents include a water pump designed to minimize defects in which cooling water flows externally. This water pump features a rotating shaft supported by a body via a bearing, an impeller located at one end of the rotating shaft, and a seal member positioned between the impeller and the bearing. A drain passage is formed in the body, which sandwiches the seal member and communicates with a space on the opposite side of the impeller. Additionally, a reservoir is created downstream from the drain passage, with a drain hole positioned at the upper part of the wall forming the reservoir. A water-absorbing planar member is also included in the reservoir. Another patent describes a water pump that includes a driven portion, a shaft connected to the driven portion, an impeller connected to the shaft, and a body that supports the driven portion for relative rotation. This design is characterized by the driven portion and the shaft being formed integrally through resin molding, with the outer surface of the bearing fixed to the driven portion.

Career Highlights

Yamamoto works at Aisin Seiki Kabushiki Kaisha, a leading company in the automotive parts industry. His work has significantly impacted the efficiency and reliability of water pumps used in various applications.

Collaborations

Throughout his career, Junya Yamamoto has collaborated with talented individuals such as Yasuo Ozawa and Masaki Chujo. These collaborations have fostered innovation and contributed to the development of advanced water pump technologies.

Conclusion

Junya Yamamoto is a distinguished inventor whose work in water pump technology has led to several patents and advancements in the field. His innovative designs continue to influence the industry and improve the efficiency of water pumps.

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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