Kamakura, Japan

Masami Hasegawa

This inventor holds 5 USPTO granted patents and 1 EPO patent. Top assignees: Chugai Seiyaku Kabushiki Kaisha, Nissan Chemical Industries Limited. Active years: 2010-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masami Hasegawa. Retrieved from https://idiyas.com/inventor/masami-hasegawa-x0xdg9o7

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


% Patents Active = 80.0


Average Co-Inventor Count = 10.0

ph-index = 1

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 2010-2025

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5 patents (USPTO):Explore Patents

Title: **Innovative Contributions of Masami Hasegawa: A Patented Legacy in Cancer Research**

Introduction

Masami Hasegawa, a notable inventor based in Kamakura, Japan, has made significant contributions to the field of medicinal chemistry, particularly in cancer research. With a portfolio of four patents, Hasegawa's work focuses on developing compounds that exhibit high angiogenesis-inhibiting activity, which is crucial in the treatment and prevention of diseases such as cancer and related metastasis.

Latest Patents

Among Hasegawa's latest patents, one notable invention involves a benzamide derivative, described as compounds with the ability to inhibit angiogenesis effectively. These compounds are formulated with diverse components including C—X or N, where various configurations can lead to potent therapeutic agents. Another significant patent is related to pyrimidine derivatives that act as PI3K inhibitors, offering superior stability and water solubility. Both inventions are aimed at creating effective preventive and therapeutic solutions for cancer.

Career Highlights

Hasegawa has played a pivotal role in the pharmaceutical industry through his employment at reputable companies such as Chugai Seiyaku Kabushiki Kaisha and Nissan Chemical Industries Limited. His expertise in medicinal compounds and innovation has been recognized within the industry, where his products continue to advance therapeutic options available for cancer patients.

Collaborations

Throughout his career, Hasegawa has collaborated with esteemed colleagues including Nobuya Ishii and Hiroshi Koyano. These partnerships have fostered a collaborative environment, encouraging the exchange of ideas and advancements in cancer research.

Conclusion

Masami Hasegawa's innovative spirit and dedication to medicinal chemistry have left a lasting impact on cancer treatment modalities. His patents not only reflect his commitment to advancing healthcare but also highlight the importance of collaboration within the scientific community. As the field evolves, Hasegawa's contributions are likely to pave the way for future breakthroughs in cancer therapy.

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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