Kanagawa, Japan

Ryohei Takeuchi

This inventor holds 13 USPTO granted patents and 6 published patent applications and 11 EPO patents. Top assignees: Terumo Kabushiki Kaisha, Olympus Terumo Biomaterials Corp., Dai Nippon Printing Co., Ltd.. Active years: 2013-2025.

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

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

USPTO Granted Patents = 13 

% Patents Active = 84.6

 

Average Co-Inventor Count = 3.0

ph-index = 2

Forward Citations = 9(Granted Patents)


Company Filing History:


Years Active: 2013-2025

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13 patents (USPTO):Explore Patents

Title: Ryohei Takeuchi: Innovator in Fragile Object Preservation

Introduction

Ryohei Takeuchi is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of invention, holding a total of 13 patents. His work primarily focuses on tools and devices that enhance the preservation of fragile objects.

Latest Patents

Among his latest innovations is a holding tool designed to be used in conjunction with a container and a lid. This tool effectively sandwiches the container and lid together, featuring a base for the container and a cover that secures the lid. Both the base and cover have central openings and are engineered to engage with one another, applying pressure to hold the container and lid securely. Another significant patent is a fragile object preserving device equipped with a sealing mechanism. This device is designed to maintain the shape of fragile objects submerged in liquid. It consists of a cylindrical container that houses the fragile object, a sealing lid, and a seal that ensures the container remains airtight.

Career Highlights

Ryohei Takeuchi has worked with prominent companies such as Terumo Corporation and Olympus Terumo Biomaterials Corporation. His experience in these organizations has contributed to his expertise in developing innovative solutions for preserving delicate items.

Collaborations

Throughout his career, Ryohei has collaborated with talented individuals, including Toshikazu Takeuchi and Koichi Kuroda. These partnerships have fostered a creative environment that has led to the development of groundbreaking inventions.

Conclusion

Ryohei Takeuchi's contributions to the field of invention, particularly in fragile object preservation, highlight his innovative spirit and dedication to enhancing product functionality. His patents reflect a commitment to solving complex problems through inventive solutions.

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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