Nara, Japan

Kunihiko Fujita

This inventor holds 2 USPTO granted patents. Top assignee: Sumitomo Chemical Company, Limited. Active years: 1996-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kunihiko Fujita. Retrieved from https://idiyas.com/inventor/kunihiko-fujita

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


% Patents Active = 100.0

Average Co-Inventor Count = 2.7

ph-index = 1

Forward Citations = 1(Granted Patents)


Location History:

  • Aomori, JP (1996)
  • Nara, JP (2001)

Company Filing History:


Years Active: 1996-2001

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2 patents (USPTO):Explore Patents

Title: Kunihiko Fujita: Innovator in Organic Chemistry

Introduction

Kunihiko Fujita is a prominent inventor based in Nara, Japan. He has made significant contributions to the field of organic chemistry, particularly in the production of optically active compounds. With a total of 2 patents to his name, Fujita's work has garnered attention in both academic and industrial circles.

Latest Patents

Fujita's latest patents include a method for producing optically active chrysanthemic acid. This invention provides an advantageous method for improving the trans isomer ratio and optical purity of chrysanthemic acid. The process involves reacting chrysanthemic acid with an optically active organic amine to achieve optical resolution. Another notable patent is related to the preparation of a 5-aminodihydropyrrole intermediate. This invention outlines a method for reducing an oxidepyrrole in the presence of a catalyst to produce a specific 5-aminodihydropyrrole compound.

Career Highlights

Kunihiko Fujita is associated with Sumitomo Chemical Company, Limited, where he applies his expertise in organic chemistry. His work has contributed to advancements in chemical processes and the development of new compounds.

Collaborations

Fujita has collaborated with notable coworkers, including Makoto Itagaki and Goufu Suzukamo. These partnerships have fostered innovation and enhanced research outcomes in their respective projects.

Conclusion

Kunihiko Fujita's contributions to organic chemistry through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the field and inspire future innovations.

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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