Ibaraki, Japan

Katsuhisa Masumoto

This inventor holds 7 USPTO granted patents and 2 EPO patents. Top assignee: Sumitomo Chemical Company, Limited. Active years: 1988-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsuhisa Masumoto. Retrieved from https://idiyas.com/inventor/katsuhisa-masumoto

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


% Patents Active = 14.3

 

Average Co-Inventor Count = 2.3

ph-index = 2

Forward Citations = 60(Granted Patents)


Location History:

  • Niihama, JP (1988)
  • Ibaraki, JP (2007 - 2014)

Company Filing History:


Years Active: 1988-2014

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7 patents (USPTO):Explore Patents

Title: Innovations of Katsuhisa Masumoto

Introduction

Katsuhisa Masumoto is a prominent inventor based in Ibaraki, Japan. He has made significant contributions to the field of chemistry, particularly in the development of optically active compounds. With a total of 7 patents to his name, Masumoto continues to push the boundaries of innovation.

Latest Patents

Masumoto's latest patents include a method for producing optically active cyclopropane carboxylic acid ester compounds and an asymmetric copper complex. One of his notable processes involves reacting a diazoacetic acid ester with a specific compound in the presence of an asymmetric copper complex. This innovative approach allows for the production of optically active cyclopropane compounds, showcasing his expertise in asymmetric synthesis.

Career Highlights

Throughout his career, Masumoto has been associated with Sumitomo Chemical Company, Limited, where he has contributed to various research projects. His work has not only advanced the field of organic chemistry but has also paved the way for new applications in pharmaceuticals and materials science.

Collaborations

Masumoto has collaborated with esteemed colleagues such as Makoto Itagaki and Kazuhiko Hata. These partnerships have fostered a collaborative environment that enhances the research and development of innovative chemical processes.

Conclusion

Katsuhisa Masumoto's contributions to the field of chemistry through his patents and collaborations highlight his role as a leading inventor. His work continues to inspire advancements in the production of optically active compounds, making a lasting impact on the industry.

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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