Ibaraki, Japan

Yuichiro Hayashi

This inventor holds 1 USPTO granted patent. Top assignee: Eisai Company, Limited. Active years: 1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuichiro Hayashi. Retrieved from https://idiyas.com/inventor/yuichiro-hayashi-uu5fpi9m

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 = 5.0

ph-index = 1


Company Filing History:


Years Active: 1995

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1 patent (USPTO):Explore Patents

Title: Yuichiro Hayashi: Innovator in Injection Composition

Introduction

Yuichiro Hayashi is a notable inventor based in Ibaraki, Japan. He has made significant contributions to the field of pharmacology, particularly in the development of injection compositions. His work focuses on enhancing the stability and solubility of medical formulations.

Latest Patents

Hayashi holds a patent for a "Modified tPA-containing injection composition having increased solubility." This innovative injection composition comprises a pharmacologically effective amount of a modified tissue plasminogen activator (tPA) along with 47.5 mM or more of an amino acid or a salt thereof. The formulation is designed to improve stability and solubility, which are critical factors in medical applications.

Career Highlights

Yuichiro Hayashi is currently employed at Eisai Company, Limited, a prominent pharmaceutical company known for its commitment to research and development. His role at Eisai allows him to contribute to groundbreaking advancements in medical treatments.

Collaborations

Hayashi has collaborated with esteemed colleagues such as Sumio Watanabe and Yasuo Miyake. These partnerships have fostered a collaborative environment that enhances innovation and the development of effective medical solutions.

Conclusion

Yuichiro Hayashi's contributions to the field of pharmacology, particularly through his patented injection composition, highlight his role as an influential inventor. His work continues to impact the medical community positively.

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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