Hashima, Japan

Shuji Fujiwara

This inventor holds 9 USPTO granted patents and 1 published patent application. Top assignees: Sanyo Electric Co., Ltd., Semiconductor Components Industries, LLC. Active years: 1993-2020.

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

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

USPTO Granted Patents = 9 

% Patents Active = 100.0

Average Co-Inventor Count = 2.1

ph-index = 3

Forward Citations = 26(Granted Patents)


Location History:

  • Tsukuba, JP (1993 - 1999)
  • Ibaraki-ken, JP (1999)
  • Hashima, JP (2008 - 2020)

Company Filing History:


Years Active: 1993-2020

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9 patents (USPTO):Explore Patents

Title: The Innovations of Shuji Fujiwara

Introduction

Shuji Fujiwara is a prominent inventor based in Hashima, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 9 patents. His work focuses on enhancing the robustness of electronic components against electrostatic discharge (ESD), which is crucial for the reliability of modern electronic devices.

Latest Patents

Fujiwara's latest patents include groundbreaking advancements in electrostatic discharge robust transistors. One notable invention is an electrostatic discharge robust semiconductor transistor that features a semiconductor substrate of a first conductivity type. This transistor design incorporates a resistive electrical ballast region that protects it from ESD-induced voltage pulses. Another significant patent improves the ESD tolerance of lateral double diffusion metal oxide semiconductor (LDMOS) transistors. This innovation involves a unique N+ type source layer with openings that enhance the transistor's resilience against electrostatic discharge.

Career Highlights

Throughout his career, Shuji Fujiwara has worked with notable companies such as Sanyo Electric Co., Ltd. and Semiconductor Components Industries, LLC. His expertise in semiconductor technology has positioned him as a key figure in the development of robust electronic components.

Collaborations

Fujiwara has collaborated with esteemed colleagues, including Masao Nakao and Hiroaki Furukawa. These partnerships have contributed to the advancement of semiconductor technologies and the development of innovative solutions in the industry.

Conclusion

Shuji Fujiwara's contributions to semiconductor technology and his innovative patents demonstrate his commitment to enhancing the reliability of electronic devices. His work continues to influence the field and pave the way for future advancements 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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