Ibaraki, Japan

Michinori Sakai

This inventor holds 2 USPTO granted patents and 2 published patent applications and 1 EPO patent. Top assignee: Hisamitsu Pharmaceutical Company, Inc.. Active years: 1989-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Michinori Sakai. Retrieved from https://idiyas.com/inventor/michinori-sakai

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

USPTO Granted Patents = 2 

% Patents Active = 100.0


Average Co-Inventor Count = 2.9

ph-index = 2

Forward Citations = 27(Granted Patents)


Location History:

  • Mizuma, JP (1989)
  • Ibaraki, JP (2001)

Company Filing History:


Years Active: 1989-2001

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2 patents (USPTO):Explore Patents

Title: Michinori Sakai: Innovator in Transmucous Absorption Enhancers

Introduction

Michinori Sakai is a notable inventor based in Ibaraki, Japan. He has made significant contributions to the field of pharmaceutical innovations, particularly in the area of absorption enhancers. With a total of 2 patents to his name, Sakai's work focuses on improving the efficacy of drug absorption through mucosal pathways.

Latest Patents

Sakai's latest patents include a "Transmucous absorption enhancer" and "Azacycloalkane derivatives, absorption promoters containing the." The transmucous absorption enhancer aims to provide a medium-chain fatty acid salt or a bile acid salt combined with glycyrrhizic acid salts. This combination is designed to sustain the effect of the absorption enhancer, allowing physiologically active peptides to be absorbed via mucosa, particularly in the large intestine. The azacycloalkane derivative patent focuses on promoting the absorption of medicines, utilizing specific chemical structures to enhance the effectiveness of absorption promoting agents.

Career Highlights

Sakai is currently associated with Hisamitsu Pharmaceutical Company, Inc., where he continues to innovate in the pharmaceutical sector. His work has been instrumental in developing new methods for drug delivery and absorption, which are crucial for improving patient outcomes.

Collaborations

Some of his notable coworkers include Hiroshi Ohtake and Akira Nakagawa. Their collaborative efforts contribute to the advancement of research and development in the pharmaceutical industry.

Conclusion

Michinori Sakai's contributions to the field of pharmaceutical innovations, particularly in transmucous absorption enhancers, highlight his role as a key inventor in this area. His patents reflect a commitment to improving drug absorption methods, which can significantly impact therapeutic efficacy.

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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