Tokyo, Japan

Tetsuo Yamashita

This inventor holds 14 USPTO granted patents and 7 published patent applications and 8 EPO patents. Top assignees: Mitsubishi Electric Corporation, Ricoh Company, Ltd.. Active years: 2014-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tetsuo Yamashita. Retrieved from https://idiyas.com/inventor/tetsuo-yamashita

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

USPTO Granted Patents = 14 

% Patents Active = 71.4

 

Average Co-Inventor Count = 3.1

ph-index = 3

Forward Citations = 28(Granted Patents)


Location History:

  • Chiyoda-ku, JP (2014 - 2015)
  • Kanagawa, JP (2015 - 2016)
  • Tokyo, JP (2017 - 2023)

Company Filing History:


Years Active: 2014-2026

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14 patents (USPTO):Explore Patents

Title: Tetsuo Yamashita: Innovator in Semiconductor Technology

Introduction

Tetsuo Yamashita is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 13 patents. His work has been instrumental in advancing the efficiency and functionality of semiconductor devices.

Latest Patents

Yamashita's latest patents include a semiconductor device and a semiconductor device manufacturing method. The semiconductor device features a semiconductor element, a base plate, and a plurality of contact materials. The base plate has a front surface that holds the semiconductor element and a rear surface designed for attaching a cooling body. The contact materials are strategically arranged on the rear surface to enhance heat dissipation. Notably, the volume of these materials varies based on the shape of the base plate's rear surface, optimizing thermal management. The manufacturing method involves a substrate with a metallic pattern, a semiconductor chip, and electrode terminals, all encased for protection and efficiency.

Career Highlights

Yamashita has worked with notable companies such as Mitsubishi Electric Corporation and Ricoh Company, Ltd. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in semiconductor technology.

Collaborations

Throughout his career, Yamashita has collaborated with talented individuals, including Takashi Ikeda and Tomohiro Hieda. These partnerships have fostered a creative environment that has led to significant advancements in their field.

Conclusion

Tetsuo Yamashita's contributions to semiconductor technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence the development of efficient semiconductor devices, showcasing the importance of innovation in 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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