Okazaki, Japan

Masao Inagaki

This inventor holds 6 USPTO granted patents. Top assignees: Toyota Jidosha Kogyo Kabushiki Kaisha, Toyota Jidosha Kabushiki Kaisha, Fuji-Thomson Co., Ltd.. Active years: 1976-1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masao Inagaki. Retrieved from https://idiyas.com/inventor/masao-inagaki

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


% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 3

Forward Citations = 54(Granted Patents)


Location History:

  • Okazaki, JA (1976 - 1977)
  • Okazaki, JP (1982 - 1989)

Company Filing History:


Years Active: 1976-1989

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6 patents (USPTO):Explore Patents

Title: **Masao Inagaki: Pioneering Innovations in Automotive Cooling Systems**

Introduction

Masao Inagaki, an accomplished inventor based in Okazaki, Japan, has made significant contributions to the field of automotive engineering. With a total of six patents to his name, Inagaki has focused on enhancing the efficiency and effectiveness of cooling systems in internal combustion engines. His innovative mind has led to practical solutions that address key challenges in vehicle performance.

Latest Patents

Inagaki’s latest patents showcase his expertise in hydraulic systems and temperature control. One of his notable inventions is a **system for controlling the rotational speed of hydraulically driven cooling fans**. This system uses temperature sensors to adjust the flow rate of hydraulic fluid, ensuring optimal engine performance by increasing flow in response to rising temperatures.

Another impactful patent is the **dual reservoir tank for propellant hydraulic fluid**. This invention features a common reservoir tank that houses two separate fluids for cooling fans and power steering systems. It cleverly utilizes the ambient temperature of the power steering fluid to cool the hydraulic fluid used in the cooling fan, thus improving efficiency and reducing the likelihood of overheating.

Career Highlights

Masao Inagaki has a distinguished career within the automotive industry, particularly with Toyota Motor Corporation. His work at Toyota Jidosha Kogyo Kabushiki Kaisha has allowed him to develop innovative technologies that enhance vehicle performance and reliability. His commitment to research and development has positioned him as a respected figure in the automotive engineering community.

Collaborations

Inagaki's inventive journey has not been a solitary one. He has collaborated with prominent colleagues such as Seiji Oomura and Kashirou Fukami. These partnerships have fostered an environment of creativity and innovation, leading to the successful development of various automotive technologies.

Conclusion

Masao Inagaki’s contributions to the automotive sector, particularly in hydraulic and cooling systems, reflect his innovative spirit and dedication to engineering excellence. His patents not only advance technology but also enhance the overall performance and safety of vehicles. As the automotive industry continues to evolve, inventors like Inagaki play a crucial role in shaping the future of transportation technology.

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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