Kobe, Japan

Ryohei Ihara

This inventor holds 3 USPTO granted patents and 5 published patent applications and 2 EPO patents. Top assignees: Kobe Steel, Ltd., Rapiit Co., Ltd.. Active years: 2024-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryohei Ihara. Retrieved from https://idiyas.com/inventor/ryohei-ihara-w52qormu

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

USPTO Granted Patents = 3 

% Patents Active = 100.0

 

Average Co-Inventor Count = 1.9

ph-index = 1


Company Filing History:


Years Active: 2024-2025

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3 patents (USPTO):Explore Patents

Title: Ryohei Ihara: Innovator in Metal-Resin Composite Technology

Introduction

Ryohei Ihara is a notable inventor based in Kobe, Japan. He has made significant contributions to the field of engineering, particularly in the development of metal-resin composite technologies. With a total of 3 patents to his name, Ihara's work showcases his innovative approach to solving complex engineering challenges.

Latest Patents

Ihara's latest patents include a mold, apparatus, and method for producing metal-resin composites. This invention involves a mold designed to press-form a metal member while integrally molding it with a resin material. The mold consists of an upper and lower section, where the upper mold features a first press surface for forming the metal and a second press surface for combining the metal and resin. Notably, the distance between the first press surface and the lower mold is shorter than that between the second press surface and the lower mold.

Another significant patent by Ihara is for a structural member that is elongated in a longitudinal direction. This member comprises two steel plates that are joined together, forming a closed cross-sectional shape. Each plate has a tensile strength of at least 980 MPa, with specific features designed to enhance its structural integrity.

Career Highlights

Throughout his career, Ryohei Ihara has worked with prominent companies such as Kobe Steel, Ltd. and Rapiit Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects in the engineering sector.

Collaborations

Ihara has collaborated with notable colleagues, including Kenichi Watanabe and Zenzo Yamaguchi. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Ryohei Ihara's contributions to the field of metal-resin composites highlight his innovative spirit and dedication to engineering excellence. His patents reflect a commitment to advancing technology and improving structural materials.

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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