Tokyo, Japan

Takahiro Tsutsumi

This inventor holds 20 USPTO granted patents and 1 published patent application and 9 EPO patents, primarily in Induction Motors. Top assignees: Mitsubishi Electric Corporation, Yokogawa Electric Corporation. Active years: 2011-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takahiro Tsutsumi. Retrieved from https://idiyas.com/inventor/takahiro-tsutsumi

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

USPTO Granted Patents = 20 

% Patents Active = 90.0

 

Average Co-Inventor Count = 3.9

ph-index = 6

Forward Citations = 89(Granted Patents)


Location History:

  • Musashino, JP (2015 - 2018)
  • Chiyoda-ku, JP (2013 - 2021)
  • Tokyo, JP (2011 - 2022)

Company Filing History:


Years Active: 2011-2022

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Areas of Expertise:
Induction Motor
Compressor
Air Conditioning
Rotor
Electric Motor
Scroll Compressor
Varnish Composition
Blower
Magnetizing Method
Refrigerating Cycle
Base Plate
Electronic Device
20 patents (USPTO):Explore Patents

Title: Takahiro Tsutsumi: Innovator in Rotor and Compressor Technologies

Introduction

Takahiro Tsutsumi is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the fields of rotor, motor, compressor, fan, and air conditioning apparatus technologies. With a total of 20 patents to his name, Tsutsumi's work reflects a commitment to innovation and excellence in engineering.

Latest Patents

Among his latest patents, Tsutsumi has developed a rotor core that features first and second magnet insertion holes along its outer circumference, as well as first and second slits along its inner circumference. These slits have facing portions that are designed to optimize performance. Additionally, he has created a solvent-free varnish composition that includes a thermosetting resin with multiple (meth)acryloyl groups, which is particularly useful in insulating varnishes for rotating machines. This composition is designed to minimize energy loss and reduce curing time, making it highly effective in high-temperature and high-pressure environments.

Career Highlights

Takahiro Tsutsumi has worked with notable companies such as Mitsubishi Electric Corporation and Yokogawa Electric Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking technologies in the electrical and mechanical engineering sectors.

Collaborations

Tsutsumi has collaborated with esteemed colleagues, including Koji Yabe and Kazuhiko Baba. Their joint efforts have further advanced the innovations in the technologies they specialize in.

Conclusion

Takahiro Tsutsumi stands out as a leading inventor in the field of rotor and compressor technologies. His extensive patent portfolio and collaborations with industry leaders underscore his impact on modern engineering.

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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