Tokyo, Japan

Tatsunori Toyota

This inventor holds 11 USPTO granted patents and 3 published patent applications and 1 EPO patent. Top assignees: Dowa Electronics Materials Co., Ltd., Dowa Holdings Co., Ltd., Wavesquare Inc.. Active years: 2014-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tatsunori Toyota. Retrieved from https://idiyas.com/inventor/tatsunori-toyota

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

Calculating rank
USPTO Granted Patents = 11 

% Patents Active = 100.0

 

Average Co-Inventor Count = 2.2

ph-index = 1

Forward Citations = 4(Granted Patents)


Location History:

  • Chiyoda-ku, JP (2014)
  • Toyko, JP (2015)
  • Tokyo, JP (2014 - 2016)
  • Akita, JP (2019)

Company Filing History:


Years Active: 2014-2019

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11 patents (USPTO):Explore Patents

Title: Innovations of Tatsunori Toyota

Introduction

Tatsunori Toyota is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 11 patents. His work focuses on developing methods and devices that enhance the performance and reliability of semiconductor components.

Latest Patents

Among his latest patents, Tatsunori Toyota has developed a method for producing an n-type ohmic electrode that ensures a good ohmic contact with an n-type AlGaN layer. This method involves several steps, including the formation of multiple layers made from materials such as titanium, hafnium, tin, vanadium, molybdenum, and aluminum, followed by heat treatment. Additionally, he has patented a luminescent device and its manufacturing method, which addresses the issue of cracks in compound semiconductor layers during chemical lift-off processes. This innovative approach includes forming a device region on an epitaxial substrate and utilizing a covering layer to manage internal stress effectively.

Career Highlights

Tatsunori Toyota has worked with notable companies in the electronics sector, including Dowa Electronics Materials Co., Ltd. and Wavesquare Inc. His experience in these organizations has contributed to his expertise in semiconductor technologies and innovations.

Collaborations

Throughout his career, Tatsunori has collaborated with esteemed colleagues such as Yoshitaka Kadowaki and Ryuichi Toba. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and advancements in technology.

Conclusion

Tatsunori Toyota's contributions to semiconductor technology through his patents and collaborations highlight his role as a leading inventor in the field. His innovative methods and devices continue to influence the development of advanced electronic components.

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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