Tokyo, Japan

Tohru Nagahama

This inventor holds 3 USPTO granted patents. Top assignee: Taisho Pharmaceutical Co., Ltd.. Active years: 2000-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tohru Nagahama. Retrieved from https://idiyas.com/inventor/tohru-nagahama

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 = 2.4

ph-index = 2

Forward Citations = 69(Granted Patents)


Company Filing History:


Years Active: 2000-2006

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3 patents (USPTO):Explore Patents

Title: Tohru Nagahama: Innovator in Pharmaceutical Emulsions

Introduction

Tohru Nagahama is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of pharmaceutical formulations, particularly in the development of emulsions that enhance the stability and delivery of medical substances. With a total of 3 patents to his name, Nagahama's work is paving the way for advancements in liquid formulations.

Latest Patents

Nagahama's latest patents include a W/O/W composite emulsion and a microemulsion. The W/O/W composite emulsion is designed to maintain a high level of stability while preserving the inclusion of medical substances in its internal aqueous phase. This innovation allows for the incorporation of liquid formulations that contain substances with unfavorable tastes or those that are unstable in low-viscosity solutions. The microemulsion patent focuses on creating a stable formulation containing a highly polar and fat-soluble drug, which is crucial for effective drug delivery.

Career Highlights

Nagahama is currently employed at Taisho Pharmaceutical Co., Ltd., where he continues to innovate in the pharmaceutical sector. His work is instrumental in developing formulations that improve patient compliance and therapeutic efficacy.

Collaborations

Throughout his career, Nagahama has collaborated with esteemed colleagues such as Kazuo Hasegawa and Toshiaki Nakajima. These partnerships have fostered a collaborative environment that enhances the research and development of new pharmaceutical technologies.

Conclusion

Tohru Nagahama's contributions to the field of pharmaceutical emulsions demonstrate his commitment to innovation and improving medical formulations. His patents reflect a deep understanding of the complexities involved in drug delivery systems, making him a valuable asset to the pharmaceutical industry.

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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