Kuga, Japan

Fumio Nagatani

This inventor holds 3 USPTO granted patents, plus 1 CIPO patent. Top assignees: Osaka Gas Company Limited, Shinwa Sangyo Company, Ltd., Mitsui Petrochemical Industries, Ltd.. Active years: 1992-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Fumio Nagatani. Retrieved from https://idiyas.com/inventor/fumio-nagatani

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 = 6.0

ph-index = 3

Forward Citations = 115(Granted Patents)


Company Filing History:


Years Active: 1992-1994

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3 patents (USPTO):Explore Patents

Title: Fumio Nagatani: Innovator in Electrofusion Technology

Introduction

Fumio Nagatani is a notable inventor based in Kuga, Japan. He has made significant contributions to the field of electrofusion technology, particularly in the development of improved joints and headers for hot water supply systems. With a total of 3 patents, his work demonstrates a commitment to innovation and efficiency in piping systems.

Latest Patents

Nagatani's latest patents include an advanced electrofusion joint and hot water supply header. These innovations are designed to perform satisfactorily at elevated temperatures, showcasing high heat resistance and excellent sealing properties. The electrofusion joint features a crosslinked thermoplastic resin layer and at least one joining portion made of a non-crosslinked thermoplastic resin layer. This design allows for efficient handling during mounting and various operations. The inclusion of a heating electric wire, either within or on the surface of the non-crosslinked layer, enhances the functionality of the joint and header. These advancements make the electrofusion joint and header suitable for any part of a piping system supplying hot water, ensuring durability and prolonged use.

Career Highlights

Throughout his career, Fumio Nagatani has worked with reputable companies, including Osaka Gas Company Limited and Shinwa Sangyo Company, Ltd. His experience in these organizations has contributed to his expertise in the field of electrofusion technology.

Collaborations

Nagatani has collaborated with notable coworkers such as Akio Nakashiba and Hiroyuki Nishimura. Their combined efforts have furthered the development of innovative solutions in the industry.

Conclusion

Fumio Nagatani's contributions to electrofusion technology highlight his role as a significant inventor in the field. His patents reflect a dedication to improving the efficiency and reliability of hot water supply systems.

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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