Toyota, Japan

Hiromichi Hashimoto

This inventor holds 4 USPTO granted patents and 1 published patent application and 1 EPO patent. Top assignees: Toyota Jidosha Kabushiki Kaisha, Denso Corporation. Active years: 2009-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiromichi Hashimoto. Retrieved from https://idiyas.com/inventor/hiromichi-hashimoto

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

Calculating rank
USPTO Granted Patents = 4 

% Patents Active = 25.0


Average Co-Inventor Count = 2.1

ph-index = 2

Forward Citations = 8(Granted Patents)


Company Filing History:


Years Active: 2009-2019

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4 patents (USPTO):Explore Patents

Title: Hiromichi Hashimoto: Innovator in Engine Cooling and Motion Conversion

Introduction

Hiromichi Hashimoto is a notable inventor based in Toyota, Japan. He has made significant contributions to the fields of engine cooling and motion conversion, holding a total of 4 patents. His innovative designs reflect a deep understanding of mechanical engineering and a commitment to enhancing automotive technology.

Latest Patents

One of Hashimoto's latest patents is a cooling device for internal combustion engines. This device includes a pump portion, a circulation water passage, and a thermostat that switches between two states: one where the coolant is circulated to a heat exchange water passage with a radiator and another where it is not. The control unit manages the operation of the pumps and a three-way valve to optimize cooling efficiency.

Another significant invention is a mechanism for converting rotational motion into linear motion. This mechanism features an annular shaft, a sun shaft, and planetary shafts that work together with gear mechanisms to transmit force. The design allows for relative rotation between the planetary gears, showcasing Hashimoto's innovative approach to mechanical systems.

Career Highlights

Throughout his career, Hiromichi Hashimoto has worked with prominent companies such as Toyota Motor Corporation and Denso Corporation. His experience in these leading automotive firms has allowed him to develop and refine his inventions, contributing to advancements in vehicle technology.

Collaborations

Hashimoto has collaborated with talented individuals in the industry, including Kohei Hori and Yasuo Kinoshita. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Hiromichi Hashimoto's contributions to engine cooling and motion conversion mechanisms highlight his innovative spirit and technical expertise. His patents not only reflect his individual talent but also his ability to collaborate effectively within the automotive industry.

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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