Okazaki, Japan

Takeshi Masui

This inventor holds 2 USPTO granted patents. Top assignees: Aisin Seiki Kabushiki Kaisha, Toyota Jidosha Kabushiki Kaisha. Active years: 1990-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takeshi Masui. Retrieved from https://idiyas.com/inventor/takeshi-masui-czhowplq

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

Calculating rank

% Patents Active = 50.0

Average Co-Inventor Count = 2.9

ph-index = 1

Forward Citations = 4(Granted Patents)


Location History:

  • Kariya, JP (1990)
  • Okazaki, JP (2009)

Company Filing History:


Years Active: 1990-2009

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2 patents (USPTO):Explore Patents

Title: Innovations by Takeshi Masui: A Pioneer in Fuel Cell Technology and Air Conditioning Systems

Introduction: Takeshi Masui, an accomplished inventor based in Okazaki, Japan, holds two notable patents that showcase his expertise in innovative technologies. His work primarily focuses on enhancing fuel cell power generation systems and optimizing multiple engine-driven air conditioning systems.

Latest Patents: One of Masui's significant contributions is the patent for a fuel cell power generation system. This invention cleverly separates the control portion from the hot portion within the same package, ensuring that the control mechanism operates efficiently without interference from heat during operation. This design innovation enhances the reliability and functionality of the fuel cell system. Another pivotal patent by Masui pertains to an engine starting device for multiple engine-driven air conditioners. This invention implements a speed control system that connects two or more engines to drive compressors effectively, showcasing his commitment to improving energy efficiency in heating and cooling applications.

Career Highlights: Throughout his career, Takeshi Masui has worked with prominent companies, including Aisin Seiki Co., Ltd and Toyota Motor Corporation. His time at these industry leaders has allowed him to sharpen his skills and contribute to groundbreaking technologies in the automotive and energy sectors.

Collaborations: Masui has collaborated with esteemed coworkers, including Nobuki Hattori and Naomichi Akimoto. These partnerships have fostered a dynamic exchange of ideas and innovation, propelling advancements in their respective fields.

Conclusion: In summary, Takeshi Masui's inventive spirit and commitment to technological advancement through his patents reflect a significant contribution to the fields of fuel cell technology and air conditioning systems. His work continues to impact industries by merging efficiency with innovation, positioning him as a respected figure in contemporary invention.

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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