Kyoto, Japan

Hiroshi Kumano

This inventor holds 11 USPTO granted patents and 1 published patent application. Top assignees: Rohm Co., Ltd., Toshiba Corporation. Active years: 1996-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Kumano. Retrieved from https://idiyas.com/inventor/hiroshi-kumano

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

USPTO Granted Patents = 11 

% Patents Active = 90.9

Average Co-Inventor Count = 1.5

ph-index = 3

Forward Citations = 30(Granted Patents)


Company Filing History:


Years Active: 1996-2020

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11 patents (USPTO):Explore Patents

Title: Hiroshi Kumano: Innovator in Power Modules and Motor Drive Circuits

Introduction

Hiroshi Kumano is a prominent inventor based in Kyoto, Japan. He has made significant contributions to the field of electrical engineering, particularly in the development of power modules and motor drive circuits. With a total of 11 patents to his name, Kumano's work has had a lasting impact on the industry.

Latest Patents

One of Kumano's latest patents involves a power module that includes a first die pad, a first switching element, a second die pad, a second switching element, an integrated circuit element, an encapsulation resin, and a lead frame assembly. The encapsulation resin effectively encapsulates the first switching element, the second switching element, and the integrated circuit element. The lead frame assembly consists of both outer and inner leads, with the first lead frame featuring a first inner lead connected to the first die pad and a first outer lead linked to the first inner lead. Similarly, the second lead frame includes a second inner lead connected to the second die pad and a second outer lead connected to the second inner lead.

Career Highlights

Throughout his career, Kumano has worked with notable companies such as Rohm Co., Ltd. and Toshiba Corporation. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects in the field of electronics.

Collaborations

Kumano has collaborated with several talented individuals in his field, including Yasumasa Kasuya and Hiroaki Matsubara. These collaborations have fostered an environment of innovation and creativity, leading to the development of groundbreaking technologies.

Conclusion

Hiroshi Kumano's contributions to the field of power modules and motor drive circuits exemplify his dedication to innovation. His numerous patents and collaborations highlight his significant role in advancing electrical 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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