Toyama, Japan

Yoshio Takeuchi

This inventor holds 2 USPTO granted patents. Top assignee: Eisai Company, Limited. Active years: 2001-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshio Takeuchi. Retrieved from https://idiyas.com/inventor/yoshio-takeuchi-c9da3ul0

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

Calculating rank

% Patents Active = 50.0

Average Co-Inventor Count = 7.0

ph-index = 2

Forward Citations = 23(Granted Patents)


Company Filing History:


Years Active: 2001-2004

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2 patents (USPTO):Explore Patents

Title: Yoshio Takeuchi: Pharmaceutical Inventor

Introduction

Yoshio Takeuchi is an inventor associated with Toyama, Japan, and Eisai Company, Limited. His patent work includes pharmaceutical compounds investigated for potential medical applications. He is credited with 2 patents.

Latest Patents

One of Takeuchi’s listed patents concerns fluorides of 4-substituted piperidine derivatives, including 1-benzyl-4-[(5,6-dimethoxy-2-fluoro-1-indanone)-2-yl]methylpiperidine. The patent describes the compound as a potential acetylcholinesterase inhibitor and discusses its possible use in preventing, treating, or improving conditions such as senile dementia, Alzheimer-type senile dementia, cerebrovascular dementia, and attention deficit hyperactivity disorder.

Career Highlights

Takeuchi’s patent record reflects research into medicinal chemistry and compounds with potential therapeutic applications. His work is associated with Eisai Company, Limited, a pharmaceutical company.

Collaborations

Yoshiharu Yamanishi and Hachiro Sugimoto are identified as Takeuchi’s coworkers.

Conclusion

Yoshio Takeuchi’s recorded invention focuses on a fluorinated piperidine derivative proposed for pharmaceutical use, highlighting his contribution to patent activity connected with medicinal research.

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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