Wako, Japan

Shigeru Fujii

This inventor holds 5 USPTO granted patents. Top assignee: Honda Giken Kogyo Kabushiki Kaisha. Active years: 1985-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigeru Fujii. Retrieved from https://idiyas.com/inventor/shigeru-fujii-pm5v0h44

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 2.4

ph-index = 3

Forward Citations = 76(Granted Patents)


Location History:

  • Sayama, JP (1985 - 1987)
  • Saitama, JP (1989)
  • Wako, JP (1992 - 1998)

Company Filing History:


Years Active: 1985-1998

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5 patents (USPTO):Explore Patents

Title: **Innovations of Shigeru Fujii: A Pioneer in Generator Technology**

Introduction

Shigeru Fujii, an esteemed inventor based in Wako, Japan, has made significant contributions to the field of generator technology. With a portfolio of five patents, Fujii has developed innovative solutions that enhance the functionality and efficiency of portable generators. His work reflects a commitment to improving energy solutions in various applications.

Latest Patents

Fujii's latest patents include groundbreaking inventions aimed at optimizing generator performance. One notable invention is the **generator assembly**, which features a design that allows outside air to be drawn into a portable engine generator enclosed within a fixed soundproof housing. This design enables the engine to operate effectively while keeping the noise level to a minimum. The exhaust gases are expertly channeled outside, ensuring that the interior of the soundproof housing remains unaffected by emissions.

Another remarkable patent is the **output circuit for portable generators**, which integrates multiple output windings and a control winding to enhance voltage stability. This invention employs thyristor bridge circuits to manage the output voltage effectively. It also includes a current cut-off circuit that safeguards the generator by detecting overcurrents and preventing potential damage to the external load.

Career Highlights

Fujii is currently associated with Honda Giken Kogyo Kabushiki Kaisha, a leading company in automotive and power equipment development. His role within the organization has allowed him to push the boundaries of generator technology and contribute to Honda’s mission of innovation and efficiency.

Collaborations

Throughout his career, Shigeru Fujii has collaborated with fellow innovators such as Masashi Nakamura and Motohiro Shimizu. These partnerships have fostered an environment of creativity and technical advancement, leading to the successful development of key inventions in the generator space.

Conclusion

In summary, Shigeru Fujii stands out as a noteworthy inventor whose work is breaking new ground in generator technology. With each patent, he continues to shape the landscape of portable energy solutions, ensuring that advancements in this critical area support both innovation and user needs. His commitment to excellence and collaboration highlights the essential role inventors play in driving technological progress.

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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