Kawachinagano, Japan

Kiyoharu Matsumoto

This inventor holds 3 USPTO granted patents. Top assignee: Takeda Chemical Industries, Inc.. Active years: 1987-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kiyoharu Matsumoto. Retrieved from https://idiyas.com/inventor/kiyoharu-matsumoto

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 = 3.8

ph-index = 3

Forward Citations = 60(Granted Patents)


Location History:

  • Kawachinagano, JP (1987 - 1988)
  • Osaka, JP (1998)

Company Filing History:


Years Active: 1987-1998

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3 patents (USPTO):Explore Patents

Title: Kiyoharu Matsumoto: Innovator in Chemical Processes

Introduction

Kiyoharu Matsumoto is a notable inventor based in Kawachinagano, Japan. He has made significant contributions to the field of chemistry, particularly in the development of processes for producing optically active compounds and cytosine derivatives. With a total of 3 patents to his name, Matsumoto's work has implications for various applications in pharmaceuticals and biochemistry.

Latest Patents

Matsumoto's latest patents include a process for enantioselective hydrolysis, which allows for the production of an optically active form of a specific compound. This process involves enzymatically treating a racemic compound to yield a desired chiral form. Another significant patent focuses on the conversion of uracil derivatives to cytosine derivatives. This process utilizes an organic sulfonylating agent to produce 4-O-sulfonyluracil, which can be further transformed into cytidine, showcasing high yield and industrial advantages.

Career Highlights

Kiyoharu Matsumoto is currently associated with Takeda Chemical Industries, Inc., a leading company in the pharmaceutical sector. His work at Takeda has allowed him to explore innovative chemical processes that contribute to the development of new therapeutic agents. His expertise in chemical synthesis and process optimization has made him a valuable asset to the company.

Collaborations

Matsumoto has collaborated with several esteemed colleagues, including Mitsuru Kawada and Masaaki Tsurushima. These collaborations have fostered a productive environment for research and innovation, leading to advancements in their respective fields.

Conclusion

Kiyoharu Matsumoto's contributions to chemical processes and his innovative patents highlight his role as a significant inventor in the industry. His work continues to influence the development of new compounds and therapeutic solutions.

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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