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For the Inventor, By the Inventor

Tokyo, Japan

Takayasu Nagahara

This inventor holds 6 USPTO granted patents. Top assignee: Daiichi Pharmaceutical Co., Ltd.. Active years: 1996-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takayasu Nagahara. Retrieved from https://idiyas.com/inventor/takayasu-nagahara

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

USPTO Granted Patents = 6

% Patents Active = 83.3

Average Co-Inventor Count = 4.9

ph-index = 3

Forward Citations = 55(Granted Patents)


Company Filing History:

goldMedal6 out of 200 
 
Daiichi Pharmaceutical Co., Ltd.
 patents

Years Active: 1996-2004

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6 patents (USPTO):Explore Patents
1. 6747023 - Sulfonyl derivatives (2004-06-08),
2. 6525042 - Sulfonyl derivatives (2003-02-25),
3. 5962695 - Aromatic amidine derivatives and salts thereof (1999-10-05),
4. 5866577 - Aromatic amidine derivatives and salts thereof (1999-02-02),
5. 5620991 - Aromatic amidine derivatives and salts thereof (1997-04-15),
6. 5576343 - Aromatic amidine derivatives and salts thereof (1996-11-19),

Title: The Innovations of Takayasu Nagahara

Introduction

Takayasu Nagahara is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of pharmaceuticals, particularly in the development of anticoagulant compounds. With a total of 6 patents to his name, Nagahara's work has had a substantial impact on medical science.

Latest Patents

One of Nagahara's latest patents involves sulfonyl derivatives, which are represented by a general formula that includes various functional groups. These compounds exhibit potent FXa inhibiting activities and serve as excellent anticoagulants. They are designed to provide satisfactory and persistent anti-thrombotic effects through oral administration while minimizing adverse effects. This innovation highlights Nagahara's commitment to advancing medical treatments.

Career Highlights

Throughout his career, Takayasu Nagahara has been associated with Daiichi Pharmaceutical Co., Ltd., where he has played a crucial role in research and development. His expertise in medicinal chemistry has led to breakthroughs that enhance patient care and treatment options.

Collaborations

Nagahara has collaborated with notable colleagues, including Naoaki Kanaya and Kazue Inamura. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Takayasu Nagahara's contributions to the field of pharmaceuticals through his patents and collaborations underscore his importance as an inventor. His work continues to influence the development of effective medical treatments.

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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