Tokyo, Japan

Shinzo Tomonaga

This inventor holds 3 USPTO granted patents. Top assignee: Mitsubishi Denki Kabushiki Kaisha. Active years: 1996-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shinzo Tomonaga. Retrieved from https://idiyas.com/inventor/shinzo-tomonaga

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 = 1.3

ph-index = 2

Forward Citations = 515(Granted Patents)


Location History:

  • Aichi, JP (1996)
  • Tokyo, JP (2004 - 2009)

Company Filing History:


Years Active: 1996-2009

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3 patents (USPTO):Explore Patents

Title: The Innovations of Shinzo Tomonaga

Introduction

Shinzo Tomonaga is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of electrical engineering, particularly in the development of power conversion technologies. With a total of 3 patents to his name, Tomonaga continues to push the boundaries of innovation.

Latest Patents

One of his latest patents is an electric power converter. This invention features a main circuit unit and a control unit that are detachably attached to each other. Additionally, another control unit differing in control manner can be newly attached to the single main circuit unit. The main circuit unit also includes a storage unit that retains characteristics concerning the main circuit unit, calibration values for various detectors, a production history, an operation history, and specifications. Another notable patent is a DC/DC power supply device. This invention can regulate an imbalance voltage applied to a smoothing circuit, reducing both loss and packaging area. Furthermore, it achieves miniaturization of the circuit.

Career Highlights

Shinzo Tomonaga is associated with Mitsubishi Denki Kabushiki Kaisha, a leading company in the electrical engineering sector. His work has been instrumental in advancing the company's technological capabilities.

Collaborations

Tomonaga has collaborated with notable colleagues such as Eiichi Sugishima and Naohiro Hirose. Their combined expertise has contributed to the success of various projects within the company.

Conclusion

Shinzo Tomonaga's innovative spirit and dedication to electrical engineering have led to significant advancements in power conversion technologies. His contributions continue to influence the industry and inspire future innovations.

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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