Tokyo, Japan

Hiroki Nagasawa

This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignee: Mitsubishi Electric Corporation. Active years: 2017-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroki Nagasawa. Retrieved from https://idiyas.com/inventor/hiroki-nagasawa-1kk3dntl

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

Calculating rank
USPTO Granted Patents = 2 

% Patents Active = 50.0

Average Co-Inventor Count = 4.4

ph-index = 2

Forward Citations = 4(Granted Patents)


Location History:

  • Chiyoda-ku, JP (2017)
  • Tokyo, JP (2018)

Company Filing History:


Years Active: 2017-2018

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2 patents (USPTO):Explore Patents

Title: Hiroki Nagasawa: Innovator in Compressor Technology

Introduction

Hiroki Nagasawa is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of compressor technology, holding a total of 2 patents. His innovative designs have advanced the efficiency and functionality of refrigeration systems.

Latest Patents

Nagasawa's latest patents include a hermetic compressor with an enlarged suction inlet. This compressor features a suction hole with multiple portions of varying diameters, designed to optimize airflow within the cylinder. The unique configuration allows for improved suction efficiency, enhancing the overall performance of the compressor. Another notable patent is for a sealed compressor and vapor compression refrigeration cycle apparatus. This design incorporates a centrifugal impeller that synchronously rotates with a rotor, facilitating effective refrigerant flow and pressure increase. The innovative oil separation plate and inter-vane flow passages contribute to the compressor's efficiency and reliability.

Career Highlights

Hiroki Nagasawa is currently employed at Mitsubishi Electric Corporation, where he continues to develop cutting-edge technologies in the field of refrigeration. His work has been instrumental in advancing the company's product offerings and maintaining its competitive edge in the market.

Collaborations

Nagasawa collaborates with talented coworkers, including Takaya Kimoto and Taro Kato. Together, they contribute to innovative projects that push the boundaries of compressor technology.

Conclusion

Hiroki Nagasawa's contributions to compressor technology exemplify his dedication to innovation and excellence. His patents reflect a deep understanding of engineering principles and a commitment to improving refrigeration systems.

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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