Tokyo, Japan

Tatsuo Kumura

This inventor holds 15 USPTO granted patents and 4 published patent applications, primarily in Semiconductor Technology. Top assignees: Sony Corporation, Dexerials Corporation. Active years: 1987-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tatsuo Kumura. Retrieved from https://idiyas.com/inventor/tatsuo-kumura

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

Calculating rank
USPTO Granted Patents = 15 

% Patents Active = 93.3

Average Co-Inventor Count = 2.9

ph-index = 6

Forward Citations = 95(Granted Patents)


Location History:

  • Miyagi, JP (1987 - 2013)
  • Tochigi, JP (2018)
  • Tokyo, JP (2019 - 2022)

Company Filing History:


Years Active: 1987-2022

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Areas of Expertise:
Semiconductor Device
Electromagnetic Wave Absorption
Thermal Conductive Sheet
Antenna Device
Coil Module
Magnetic Head
Soft Magnetic Material
Magnetic Transducer Head
Thin Film Technology
Heat Radiation Composition
15 patents (USPTO):Explore Patents

Title: Innovations of Tatsuo Kumura

Introduction

Tatsuo Kumura is a prominent inventor based in Tokyo, Japan, known for his significant contributions to the field of semiconductor technology. With a total of 15 patents to his name, Kumura has made remarkable advancements that enhance the performance and efficiency of semiconductor devices.

Latest Patents

Kumura's latest patents include a semiconductor device designed to provide excellent heat radiation performance and electromagnetic wave suppression effects. This innovative device comprises a semiconductor element formed on a substrate, a conductive shield can with an opening hole, a conductive cooling member located above the shield can, and a heat conductive sheet positioned between the semiconductor element and the cooling member. Another notable patent involves a semiconductor device that features an electromagnetic wave absorbing thermal conductive sheet between the semiconductor element and the cooling member, which significantly improves heat transferring performance and electromagnetic wave suppression.

Career Highlights

Throughout his career, Tatsuo Kumura has worked with leading companies in the technology sector, including Sony Corporation and Dexerials Corporation. His experience in these organizations has allowed him to develop cutting-edge technologies that have a lasting impact on the industry.

Collaborations

Kumura has collaborated with notable colleagues such as Makoto Kubota and Tomio Kobayashi, contributing to various projects that push the boundaries of semiconductor innovation.

Conclusion

Tatsuo Kumura's work in semiconductor technology exemplifies the spirit of innovation and dedication to advancing the field. His patents reflect a commitment to improving device performance and efficiency, making him a key figure in the world of technology.

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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