Sennan, Japan

Ryouhei Fujita

This inventor holds 2 USPTO granted patents and 1 published patent application and 2 EPO patents. Top assignees: Sumitomo Electric Fine Polymer, Inc., Sumitomo Electric Industries, Limited. Active years: 2016-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryouhei Fujita. Retrieved from https://idiyas.com/inventor/ryouhei-fujita

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

USPTO Granted Patents = 2 

% Patents Active = 100.0


Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 2016-2017

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2 patents (USPTO):Explore Patents

Title: Ryouhei Fujita: Innovator in Heat-Recoverable Technology

Introduction

Ryouhei Fujita is a notable inventor based in Sennan-gun, Japan. He has made significant contributions to the field of heat-recoverable materials, holding a total of 2 patents. His work focuses on enhancing the performance and reliability of electrical insulation technologies.

Latest Patents

Fujita's latest patents include innovations in multilayered heat-recoverable articles, wire splices, and wire harnesses. One of his patents describes a multilayered heat-recoverable article that consists of a base material layer and an adhesive layer on the inner side. This adhesive layer incorporates a thermoplastic resin with a specific melt flow rate, an organically treated layered silicate, and a deterioration inhibitor. The shear viscosity of the adhesive layer is carefully controlled to ensure optimal performance at varying temperatures. Another patent emphasizes that the adhesive layer does not flow at 135°C, ensuring that it maintains its integrity even under prolonged heating conditions.

Career Highlights

Throughout his career, Ryouhei Fujita has worked with prominent companies such as Sumitomo Electric Industries, Limited and Sumitomo Electric Fine Polymer, Inc. His experience in these organizations has allowed him to develop and refine his innovative ideas in the field of polymer technology.

Collaborations

Fujita has collaborated with talented individuals such as Satoshi Yamasaki and Shinya Nishikawa. These partnerships have contributed to the advancement of his research and the successful development of his patented technologies.

Conclusion

Ryouhei Fujita's contributions to heat-recoverable technology demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of material science and its applications in electrical engineering.

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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