Toyota, Japan

Nakaya Takagaki

This inventor holds 8 USPTO granted patents and 2 published patent applications, plus 1 CIPO patent and 4 EPO patents. Top assignees: Toyota Jidosha Kabushiki Kaisha, Futaba Industrial Co., Ltd., Sango Co., Ltd.. Active years: 2013-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nakaya Takagaki. Retrieved from https://idiyas.com/inventor/nakaya-takagaki

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

USPTO Granted Patents = 8 

% Patents Active = 25.0


 

Average Co-Inventor Count = 2.8

ph-index = 3

Forward Citations = 19(Granted Patents)


Company Filing History:


Years Active: 2013-2022

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8 patents (USPTO):Explore Patents

Title: Nakaya Takagaki: Innovator in Fuel Cell and Exhaust Systems

Introduction

Nakaya Takagaki is a prominent inventor based in Toyota, Japan. He has made significant contributions to the fields of fuel cell systems and exhaust systems for internal combustion engines. With a total of 8 patents to his name, Takagaki's work reflects a commitment to innovation and engineering excellence.

Latest Patents

One of Takagaki's latest patents is a fuel cell system designed to enhance the efficiency and reliability of fuel cells. This system includes an ion exchanger that restores insulation resistance of a coolant, a detector that measures the conductivity of the coolant, and a controller that manages the operation of a pump. The controller is programmed to activate the pump when the insulation resistance of the coolant falls below a specific threshold, ensuring optimal performance.

Another notable patent is for an exhaust system of an internal combustion engine. This system features a uniquely designed exhaust pipe that can bend and deform during a vehicle rear collision while maintaining effective drainage performance. The design includes a fragile part that initiates bending deformation and a partition plate that creates a lower passage for water drainage, enhancing the system's functionality.

Career Highlights

Throughout his career, Nakaya Takagaki has worked with notable companies, including Toyota Motor Corporation and Sango Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in automotive technology.

Collaborations

Takagaki has collaborated with talented individuals in the industry, including Hideyuki Komitsu and Kazutoshi Wakatsuki. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion

In summary, Nakaya Takagaki is a distinguished inventor whose work in fuel cell and exhaust systems has made a significant impact on automotive engineering. His innovative patents and collaborations highlight his dedication to advancing technology in the automotive sector.

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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