Tokyo, Japan

Hirotsugu Komatsu

This inventor holds 6 USPTO granted patents and 1 published patent application, plus 1 CIPO patent. Top assignees: Yoshitomi Pharmaceutical Industries, Ltd., Mitsubishi Tanabe Pharma Corporation. Active years: 1991-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirotsugu Komatsu. Retrieved from https://idiyas.com/inventor/hirotsugu-komatsu

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

Calculating rank
USPTO Granted Patents = 6 

% Patents Active = 83.3


Average Co-Inventor Count = 4.9

ph-index = 5

Forward Citations = 195(Granted Patents)


Location History:

  • Saitama, JP (1997 - 1998)
  • Iruma, JP (1998)
  • Tokyo, JP (1991 - 2014)

Company Filing History:


Years Active: 1991-2014

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6 patents (USPTO):Explore Patents

Title: The Innovative Mind of Hirotsugu Komatsu

Introduction: Hirotsugu Komatsu, an accomplished inventor based in Tokyo, Japan, is known for his significant contributions to the pharmaceutical industry. With a remarkable portfolio of six patents, his work primarily focuses on compounds and compositions that address critical medical challenges.

Latest Patents: Among his latest innovations, Komatsu has developed a composition controlling the pH range of release and/or release rate, which features a thienotriazolodiazepine compound alongside various polymers and surfactants. This invention aims to optimize the delivery of pharmaceutical agents in a controlled manner. Additionally, he has patented a thienotriazolodiazepine compound that selectively inhibits VCAM-1 expression, effectively addressing leukocyte adhesion to vascular endothelial cells. These discoveries have potential applications as cell adhesion inhibitors for the prevention and treatment of diseases related to cell adhesion.

Career Highlights: Throughout his career, Hirotsugu Komatsu has worked with prominent companies such as Yoshitomi Pharmaceutical Industries and Mitsubishi Tanabe Pharma Corporation. His roles at these organizations provided him with the opportunity to develop and patent innovative solutions that contribute to advancements in medical science.

Collaborations: Komatsu has collaborated with notable colleagues in the field, including Minoru Moriwaki and Yukio Hoshino. Their combined expertise has undoubtedly enriched the research and development processes leading to Komatsu's successful inventions.

Conclusion: Hirotsugu Komatsu stands out as a remarkable inventor whose contributions to pharmaceutical innovation have the potential to improve patient care. His dedicated work, along with his collaborations, has resulted in valuable patents that address critical health issues, marking him as a key figure in contemporary medical 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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