Osaka, Japan

Kenji Nakajima

This inventor holds 1 USPTO granted patent and 1 EPO patent. Top assignee: Ariyoshi Nakamura. Active years: 1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kenji Nakajima. Retrieved from https://idiyas.com/inventor/kenji-nakajima-1b7dlj8b

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 = 1.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1987

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1 patent (USPTO):Explore Patents

Title: Kenji Nakajima: Innovator in Duct Connection Technology

Introduction

Kenji Nakajima is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of duct connection technology. His innovative approach has led to the development of a unique apparatus that enhances the efficiency of connecting pipes.

Latest Patents

Kenji Nakajima holds 1 patent for his invention titled "Apparatus for making connecting pipes for connecting ducts." This patent describes a curved connecting pipe that can be manufactured at a low cost. The design involves rolling a long metal strip with alternating wide and narrow portions. The wide portions meet at one edge, while the narrow portions meet at the opposite edge. A single flange along one edge fits into a double flange on the other edge. Additionally, an alternative embodiment features a flat edge of the strip resting on a recessed edge, which is then welded together.

Career Highlights

Throughout his career, Kenji Nakajima has worked with various companies, including Ariyoshi Nakamura and Nihon Pharmaceutical Co., Ltd. His experience in these organizations has contributed to his expertise in the field of duct technology.

Collaborations

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Conclusion

Kenji Nakajima's innovative work in duct connection technology exemplifies the impact of creativity in engineering. His patent reflects a commitment to improving manufacturing processes and reducing costs.

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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