Tokyo, Japan

Tomoyuki Kawakami

This inventor holds 7 USPTO granted patents and 1 published patent application and 2 EPO patents. Top assignee: Mitsubishi Electric Corporation. Active years: 2009-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomoyuki Kawakami. Retrieved from https://idiyas.com/inventor/tomoyuki-kawakami-g114llk2

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

Calculating rank
USPTO Granted Patents = 7 

% Patents Active = 42.9

 

Average Co-Inventor Count = 2.7

ph-index = 2

Forward Citations = 192(Granted Patents)


Location History:

  • Hyogo, JP (2015)
  • Tokyo, JP (2009 - 2018)

Company Filing History:


Years Active: 2009-2026

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7 patents (USPTO):Explore Patents

Title: Tomoyuki Kawakami: Innovator in Power Conversion Technologies

Introduction

Tomoyuki Kawakami is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of power conversion technologies, holding a total of 7 patents. His work focuses on improving the efficiency of power distribution systems, which is crucial in today's energy-conscious environment.

Latest Patents

Kawakami's latest patents include a DC power supply and distribution system designed to enhance power distribution efficiency at low-load factors while minimizing overall upsizing. This innovative system features a main AC/DC converter and an auxiliary AC/DC converter connected in parallel. The auxiliary converter has a rated power capacity smaller than that of the main converter. When the DC output power falls below a certain threshold, a switching command is generated to optimize the operation mode of the power conversion unit.

Another notable patent is a power conversion apparatus that includes various functional modules. These modules combine rectifier units, inverter units, and converter units to efficiently manage the conversion between alternating and direct current. The design also incorporates a cooling mechanism for semiconductor components, ensuring reliable operation.

Career Highlights

Throughout his career, Tomoyuki Kawakami has worked with leading companies in the industry, including Mitsubishi Electric Corporation and Mitsubishi Denki Kabushiki Kaisha. His experience in these organizations has allowed him to develop and refine his innovative ideas in power conversion technologies.

Collaborations

Kawakami has collaborated with notable professionals in his field, including Akihiko Iwata and Tatsuya Okuda. These partnerships have contributed to the advancement of his projects and the successful implementation of his inventions.

Conclusion

Tomoyuki Kawakami is a distinguished inventor whose work in power conversion technologies has made a significant impact on the industry. His innovative patents and collaborations reflect his commitment to enhancing energy efficiency and reliability in power 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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