Shunan, Japan

Ryohei Nakashima

This inventor holds 1 USPTO granted patent. Top assignees: Sagami Chemical Research Institute, Tosoh Corporation. Active years: 2026.

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

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 = 7.0

ph-index = 1


Company Filing History:


Years Active: 2026

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1 patent (USPTO):Explore Patents

Title: Ryohei Nakashima and His Deodorant Innovation.

Introduction

Ryohei Nakashima is an inventor associated with Shunan, Japan. His work includes a patented deodorant technology designed to remove aldehydes effectively, including after exposure to water or washing.

Latest Patents

Nakashima is credited with 1 patent: “Deodorant Composition and Deodorant Article.” The invention describes a deodorant composition containing a support with chemically bonded aminooxyalkyl groups and a binder resin. Its stated purpose is to remove aldehydes more effectively than conventional aldehyde scavengers, even after rinsing or washing.

Career Highlights

Nakashima’s professional affiliations include Tosoh Corporation and the Sagami Chemical Research Institute. His patent reflects work on functional materials and deodorant compositions intended to retain performance through washing.

Collaborations

His listed coworkers include Yuki Tsuboi and Yukinori Sudo.

Conclusion

Ryohei Nakashima’s patent presents a wash-resistant approach to aldehyde removal in deodorant products, alongside his affiliations with Tosoh Corporation and the Sagami Chemical Research Institute.

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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