Tokyo, Japan

Toshihiro Fujiwara

This inventor holds 4 USPTO granted patents and 1 EPO patent. Top assignees: Daiichi Pharmaceutical Co., Ltd., Daiichi Seiyaku Co., Ltd., Takasago International Corporation. Active years: 1989-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshihiro Fujiwara. Retrieved from https://idiyas.com/inventor/toshihiro-fujiwara-7f6m70as

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 = 2.5

ph-index = 3

Forward Citations = 40(Granted Patents)


Location History:

  • Kanagawa, JP (1992)
  • Tokyo, JP (1989 - 1994)

Company Filing History:


Years Active: 1989-1994

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4 patents (USPTO):Explore Patents

Title: The Innovations of Toshihiro Fujiwara

Introduction

Toshihiro Fujiwara is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of chemistry, particularly in the development of antibacterial agents. With a total of 4 patents to his name, his work has had a considerable impact on pharmaceutical research.

Latest Patents

One of his latest patents involves propoxybenzene derivatives and the processes for preparing them. These derivatives are represented by a specific formula where Ra can be a nitro group or an amino group, and Rb can be a hydrogen atom or a protecting group for the hydroxyl group. The halogen atoms Xa and Xb may also vary. These compounds are particularly useful in the preparation of antibacterial agents, showcasing Fujiwara's commitment to advancing medical science.

Career Highlights

Throughout his career, Toshihiro Fujiwara has worked with prominent companies such as Daiichi Pharmaceutical Co., Ltd. and Daiichi Seiyaku Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to significant advancements in pharmaceutical chemistry.

Collaborations

Fujiwara has collaborated with esteemed colleagues, including Tutomu Ebata and Hidenori Kumobayashi. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Toshihiro Fujiwara's contributions to the field of chemistry, particularly through his patented innovations, highlight his role as a key figure in the development of antibacterial agents. His work continues to influence the pharmaceutical industry and improve health outcomes.

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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