Ageo, Japan

Yumiko Toriumi

This inventor holds 1 USPTO granted patent. Top assignees: Sumitomo Pharmaceuticals Company Limited, Taisho Pharmaceutical Co., Ltd., Wisconsin Alumni Research Foundation. Active years: 1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yumiko Toriumi. Retrieved from https://idiyas.com/inventor/yumiko-toriumi

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 = 5.0

ph-index = 1

Forward Citations = 39(Granted Patents)


Company Filing History:


Years Active: 1994

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1 patent (USPTO):Explore Patents

Title: Yumiko Toriumi: Innovator in Pharmaceutical Composition

Introduction

Yumiko Toriumi is a notable inventor based in Ageo, Japan. She has made significant contributions to the field of pharmaceuticals, particularly in the formulation of solid pharmaceutical preparations. Her innovative work has led to the development of a unique composition that enhances the stability and distribution of vitamin D3 derivatives.

Latest Patents

Yumiko holds a patent for a composition for solid pharmaceutical preparations containing vitamin D3. This composition is designed to allow the vitamin D3 derivative to be uniformly distributed while maintaining stability. The formulation includes an excipient made of mannitol and sugar, a degradative agent consisting of hydroxypropyl cellulose, and a binder composed of polyvinyl pyrrolidone and hydroxypropylmethyl cellulose. This patent showcases her expertise in pharmaceutical sciences and her commitment to improving health outcomes.

Career Highlights

Throughout her career, Yumiko has worked with prominent companies in the pharmaceutical industry. She has been associated with Taisho Pharmaceutical Co., Ltd. and Sumitomo Pharmaceuticals Company Limited. Her experience in these organizations has allowed her to collaborate with other experts in the field and contribute to various innovative projects.

Collaborations

Yumiko has worked alongside talented individuals such as Kuniaki Ishii and Shigeru Itai. These collaborations have enriched her professional journey and have played a crucial role in her innovative endeavors.

Conclusion

Yumiko Toriumi is a pioneering inventor whose work in pharmaceutical compositions has made a significant impact on the industry. Her dedication to innovation and collaboration continues to inspire others in the field.

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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