Tokyo, Japan

Yuji Tosaka

This inventor holds 5 USPTO granted patents and 3 published patent applications and 4 EPO patents. Top assignees: Showa Denko Materials Co., Ltd., Resonac Corporation. Active years: 2020-2025.

USPTO Granted Patents = 5 

% Patents Active = 100.0

 

Average Co-Inventor Count = 5.1

ph-index = 1


Location History:

  • Chikusei, JP (2020 - 2021)
  • Tokyo, JP (2021 - 2022)

Company Filing History:


Years Active: 2020-2025

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5 patents (USPTO):Explore Patents

Title: Innovations of Yuji Tosaka

Introduction

Yuji Tosaka is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the fields of materials science and electronics, particularly through his innovative patents. With a total of four patents to his name, Tosaka has focused on developing advanced materials that enhance the performance and reliability of electronic components.

Latest Patents

Tosaka's latest patents include a metal-clad laminate, a printed wiring board, and a semiconductor package. These inventions are designed to effectively suppress warps in electronic components. The metal-clad laminate comprises a prepreg with a resin composition attached to a fiber base material. It satisfies specific formulas that ensure optimal thickness and performance. The printed wiring board features circuit patterns of varying metal amounts on both sides, allowing for effective warp suppression. This innovation is crucial for the reliability of semiconductor packages that utilize these printed circuit boards.

Career Highlights

Throughout his career, Yuji Tosaka has worked with notable companies such as Showa Denko Materials Co., Ltd. and Resonac Corporation. His experience in these organizations has allowed him to refine his expertise in materials and electronic component design. His contributions have been instrumental in advancing the technology used in modern electronics.

Collaborations

Tosaka has collaborated with esteemed colleagues, including Takeshi Saitoh and Yukio Nakamura. These partnerships have fostered a creative environment that has led to the development of innovative solutions in the field of electronics.

Conclusion

Yuji Tosaka's work exemplifies the spirit of innovation in the electronics industry. His patents reflect a deep understanding of materials science and a commitment to enhancing the performance of electronic devices. Through his career and collaborations, he continues to make a lasting impact on technology.

Profile summary based on public USPTO records.
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