Tokyo, Japan

Kazuharu Fujii

This inventor holds 1 USPTO granted patent. Top assignee: Obara Corporation. Active years: 1992.

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

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


% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 1992

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1 patent (USPTO):Explore Patents

Title: Kazuharu Fujii: Innovator in Welding Technology

Introduction

Kazuharu Fujii is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of welding technology. His innovative approach has led to the development of a unique welding torch that enhances gas jetting capabilities.

Latest Patents

Fujii holds a patent for a welding torch that features an improved gas jetting capability. This invention includes an orifice plate that is screwed to the outer circumference of a gas diffuser. The orifice plate is designed with a plurality of apertures that are staggered in the peripheral surface in the axial direction. This design allows for more efficient gas flow during the welding process.

Career Highlights

Kazuharu Fujii is associated with Obara Corporation, a company known for its advancements in welding technology. His work at Obara Corporation has allowed him to focus on innovative solutions that improve welding efficiency and effectiveness. With 1 patent to his name, he has established himself as a key figure in the industry.

Collaborations

Fujii has worked alongside Katuji Tanabe, contributing to the development of advanced welding technologies. Their collaboration has fostered innovation within their field.

Conclusion

Kazuharu Fujii's contributions to welding technology exemplify the impact of innovation in industrial applications. His patented designs continue to influence the efficiency of welding processes.

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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