Yokohama, Japan

Shuji Itonaga

This inventor holds 7 USPTO granted patents and 9 published patent applications and 2 EPO patents. Top assignees: Kabushiki Kaisha Toshiba, Alpad Corporation. Active years: 1997-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shuji Itonaga. Retrieved from https://idiyas.com/inventor/shuji-itonaga

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

USPTO Granted Patents = 7 

% Patents Active = 85.7

 

Average Co-Inventor Count = 3.3

ph-index = 2

Forward Citations = 27(Granted Patents)


Location History:

  • Kitakyushu, JP (1997)
  • Kanagawa, JP (2010)
  • Kanagawa-ken, JP (2015)
  • Yokohama, JP (2017)
  • Yokohama Kanagawa, JP (2019)

Company Filing History:


Years Active: 1997-2019

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7 patents (USPTO):Explore Patents

Title: The Innovations of Shuji Itonaga

Introduction

Shuji Itonaga is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of seven patents. His work has advanced the manufacturing processes of semiconductor devices, showcasing his expertise and innovative spirit.

Latest Patents

Itonaga's latest patents include a manufacturing apparatus for semiconductor devices and a method for manufacturing semiconductor devices. The manufacturing apparatus features a first supporting section that supports a first tape section, which has a surface designed to hold a semiconductor chip. A second supporting section supports a second tape section, allowing for the transfer of semiconductor chips during the manufacturing process. Additionally, his patent for a semiconductor light-emitting device outlines a complex structure that includes various layers and electrodes, enhancing the efficiency and functionality of light-emitting devices.

Career Highlights

Throughout his career, Shuji Itonaga has worked with notable companies such as Toshiba Corporation and Alpad Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in semiconductor technology.

Collaborations

Itonaga has collaborated with esteemed colleagues, including Mitsuyoshi Endo and Hideto Furuyama. Their combined expertise has fostered innovation and development in their respective fields.

Conclusion

Shuji Itonaga's contributions to semiconductor technology through his patents and collaborations highlight his role as a leading inventor in the industry. His work continues to influence the future of semiconductor manufacturing and light-emitting devices.

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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