Seto, Japan

Toshimasa Tanaka

This inventor holds 4 USPTO granted patents. Top assignee: Kabushiki Kaisha Toshiba. Active years: 1990-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshimasa Tanaka. Retrieved from https://idiyas.com/inventor/toshimasa-tanaka-qi9mce85

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 = 3.1

ph-index = 3

Forward Citations = 53(Granted Patents)


Location History:

  • Kanagawa, JP (1990)
  • Ebina, JP (1991)
  • Seto, JP (2003 - 2006)

Company Filing History:


Years Active: 1990-2006

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4 patents (USPTO):Explore Patents

Title: Innovations by Toshimasa Tanaka

Introduction

Toshimasa Tanaka is a notable inventor based in Seto, Japan. He has made significant contributions to the field of electrical engineering, particularly in the development of advanced washing machines and leak detection methods for electrical equipment. With a total of 4 patents to his name, Tanaka continues to push the boundaries of innovation.

Latest Patents

One of his latest inventions is a washing machine with vector control for the drive motor. This innovative washing machine includes an electric motor that develops torque used for wash, rinse, and dehydration operations. It features a current detector that monitors the current flowing into the motor and a torque controller that performs vector control based on the detected current. This ensures that the torque developed by the motor is optimized for both wash and dehydration operations. Another significant patent is a leak detection method for electrical equipment. This method involves detecting a voltage generated in a voltage-dividing resistor during the non-energization of the motor, allowing for the identification of leaks produced in the motor.

Career Highlights

Toshimasa Tanaka is currently employed at Kabushiki Kaisha Toshiba, a leading company in technology and innovation. His work at Toshiba has allowed him to collaborate with other talented engineers and inventors, further enhancing his contributions to the field.

Collaborations

Tanaka has worked alongside notable colleagues such as Tsuyoshi Hosoito and Katsuaki Yamagishi. Their collaborative efforts have led to advancements in various technological domains.

Conclusion

Toshimasa Tanaka's innovative spirit and dedication to engineering have resulted in valuable patents that enhance the functionality and safety of electrical equipment. His work continues to inspire future innovations in the industry.

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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