Chiba, Japan

Yasuji Harigaya

This inventor holds 2 USPTO granted patents. Top assignee: Eisai Company, Limited. Active years: 1986-1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuji Harigaya. Retrieved from https://idiyas.com/inventor/yasuji-harigaya

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 = 2

Forward Citations = 11(Granted Patents)


Company Filing History:


Years Active: 1986-1987

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2 patents (USPTO):Explore Patents

Title: Yasuji Harigaya: Innovator in Pharmaceutical Chemistry

Introduction

Yasuji Harigaya is a notable inventor based in Chiba, Japan. He has made significant contributions to the field of pharmaceutical chemistry, particularly in the development of novel compounds that address cerebral dysfunction and related symptoms. With a total of 2 patents, his work has the potential to impact various medical treatments.

Latest Patents

Harigaya's latest patents include innovative carboxylic acid amides and their derivatives. The first patent describes novel carboxylic acid amide compounds represented by a specific general formula. These compounds are useful as treating, preventing, and improving agents for diseases associated with cerebral dysfunction. Additionally, they can aid in alleviating various symptoms caused by these diseases. The second patent also focuses on carboxylic acid amide compounds, detailing their production processes and potential medicinal applications. These compounds are particularly beneficial for improving neurosis of the stomach and for the treatment and prevention of various types of constipation.

Career Highlights

Yasuji Harigaya is currently associated with Eisai Company, Limited, a prominent player in the pharmaceutical industry. His work at Eisai has allowed him to explore and develop innovative solutions that address critical health issues. His contributions to the field have been recognized through his patents, which reflect his commitment to advancing medical science.

Collaborations

Throughout his career, Harigaya has collaborated with esteemed colleagues such as Hiroo Ogura and Mitsuo Mihara. These collaborations have fostered a productive environment for innovation and have contributed to the successful development of his patented compounds.

Conclusion

Yasuji Harigaya's work exemplifies the spirit of innovation in pharmaceutical chemistry. His patents not only highlight his expertise but also promise advancements in the treatment of cerebral dysfunction and related conditions. His contributions continue to pave the way for future research and development 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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