Shizuoka, Japan

Ryoji Imai

This inventor holds 1 USPTO granted patent. Top assignee: Kyowa Hakko Kogyo Kabushiki Kaisha. Active years: 1980.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryoji Imai. Retrieved from https://idiyas.com/inventor/ryoji-imai-jwvf63mz

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 = 3.0

ph-index = 1

Forward Citations = 11(Granted Patents)


Company Filing History:


Years Active: 1980

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1 patent (USPTO):Explore Patents

Title: Ryoji Imai: Innovator in Antitumor and Antibacterial Compounds

Introduction

Ryoji Imai is a notable inventor based in Shizuoka, Japan. He has made significant contributions to the field of medicinal chemistry, particularly in the development of new pharmaceutical compounds. His work focuses on enhancing the efficacy of existing drugs to combat various diseases.

Latest Patents

Ryoji Imai holds a patent for his innovative work on Mitomycin C derivatives. The patent describes new derivatives of mitomycin C, represented by a specific chemical formula. These compounds are produced by reacting mitomycin A with p-aminophenyl or p-phenylenediamine. The resulting derivatives exhibit promising antitumor and antibacterial activities, making them valuable in medical applications. He has 1 patent to his name.

Career Highlights

Imai is associated with Kyowa Hakko Kogyo Kabushiki Kaisha, a prominent company in the pharmaceutical industry. His role at the company has allowed him to focus on research and development, contributing to advancements in drug formulation and therapeutic applications.

Collaborations

Throughout his career, Ryoji Imai has collaborated with esteemed colleagues, including Chikahiro Urakawa and Kinichi Nakano. These partnerships have fostered a collaborative environment that enhances innovation and research outcomes.

Conclusion

Ryoji Imai's contributions to the field of medicinal chemistry, particularly through his work on Mitomycin C derivatives, highlight his role as an influential inventor. His ongoing research continues to pave the way for new therapeutic options in the fight against cancer and bacterial infections.

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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