Aichi, Japan

Yoshinori Funatsu

This inventor holds 2 USPTO granted patents and 3 EPO patents. Top assignee: Aisin Seiki Kabushiki Kaisha. Active years: 2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshinori Funatsu. Retrieved from https://idiyas.com/inventor/yoshinori-funatsu

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

Calculating rank

% Patents Active = 100.0

 

Average Co-Inventor Count = 2.0

ph-index = 2

Forward Citations = 20(Granted Patents)


Location History:

  • Aichi-ken, JP (2000)
  • Anjo, JP (2000)

Company Filing History:


Years Active: 2000

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2 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Yoshinori Funatsu

Introduction

Yoshinori Funatsu is a notable inventor based in Aichi, Japan. He has made significant contributions to the field of refrigeration technology, holding a total of 2 patents. His work focuses on improving the efficiency and performance of refrigeration systems.

Latest Patents

One of Funatsu's latest patents is a pulse tube refrigerating system. This system features a refrigeration generation unit that includes a cold head with two ends. A pulse tube connects to one end of the cold head, while a regenerator connects to the other end. The system utilizes a pressure vibration source to vibrate a working gas, enhancing its refrigeration capabilities. The design includes a flow control device that establishes a phase difference between the vibration and displacement of the working gas, making assembly easier due to its coaxial arrangement.

Another significant patent is a linear compressor with a coaxial piston arrangement. This innovative compressor incorporates first and second cylinders that are disposed coaxially. It features a compression chamber formed by the front faces of two reciprocating pistons. The design allows for improved heat-radiating performance, as the working gas passages are strategically placed to enhance heat dissipation. The use of aluminum or aluminum alloy for the cylinders further contributes to the efficiency of the compressor.

Career Highlights

Yoshinori Funatsu is associated with Aisin Seiki Kabushiki Kaisha, a company known for its advancements in automotive technology and components. His work at Aisin Seiki has allowed him to focus on innovative refrigeration solutions that have practical applications in various industries.

Collaborations

Funatsu has collaborated with notable coworkers such as Nobuo Okumura and Yasunori Tsukada. Their combined expertise has contributed to the development of cutting-edge technologies in refrigeration systems.

Conclusion

Yoshinori Funatsu's contributions to refrigeration technology through his patents demonstrate his innovative spirit and commitment to enhancing system efficiency. His work continues to influence the industry and inspire future advancements.

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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