Hyogo, Japan

Takumi Hamana

This inventor holds 1 USPTO granted patent. Top assignee: Takeda Chemical Industries, Inc.. Active years: 1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takumi Hamana. Retrieved from https://idiyas.com/inventor/takumi-hamana

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 = 4.0

ph-index = 1

Forward Citations = 40(Granted Patents)


Company Filing History:


Years Active: 1990

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1 patent (USPTO):Explore Patents

Title: The Innovations of Takumi Hamana

Introduction

Takumi Hamana is a notable inventor based in Hyogo, Japan. He has made significant contributions to the field of antiviral research. His work focuses on developing compounds that can serve as effective antiviral agents.

Latest Patents

One of Takumi Hamana's key patents is for antiviral carbocyclic purine nucleosides. This compound is characterized by a specific formula where R is a hydroxyl group that may be protected, and Y is a purine base that may also be protected. The salts derived from this compound are recognized for their utility as antiviral agents. He holds 1 patent in this area.

Career Highlights

Takumi Hamana is associated with Takeda Chemical Industries, Inc., a leading pharmaceutical company. His work at Takeda has allowed him to focus on innovative solutions in the field of medicine. His research has the potential to impact the treatment of viral infections significantly.

Collaborations

Throughout his career, Takumi has collaborated with esteemed colleagues such as Yoshio Taniyama and Ryuji M Marumoto. These collaborations have fostered a productive environment for innovation and research.

Conclusion

Takumi Hamana's contributions to antiviral research exemplify the importance of innovation in medicine. His work continues to pave the way for new treatments and advancements in healthcare.

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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