Hikone, Japan

Masakatu Hisaki

This inventor holds 7 USPTO granted patents. Top assignees: Taiho Pharmaceutical Company Limited, Nippon Shoji Kabushiki Kaisha. Active years: 1981-1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masakatu Hisaki. Retrieved from https://idiyas.com/inventor/masakatu-hisaki

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 = 7.6

ph-index = 3

Forward Citations = 15(Granted Patents)


Company Filing History:


Years Active: 1981-1989

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7 patents (USPTO):Explore Patents

Title: Masakatu Hisaki: Innovator in Pharmaceutical Chemistry

Introduction

Masakatu Hisaki is a prominent inventor based in Hikone, Japan, known for his significant contributions to pharmaceutical chemistry. With a total of seven patents to his name, Hisaki has made remarkable advancements in the field, particularly in the development of compounds that address critical health issues.

Latest Patents

Hisaki's latest patents include innovative compounds such as 3-Aminocarbonyl-1,4-dihydropyridine-5-carboxylic acid compounds. These compounds exhibit excellent hypotensive and vasodilating activities, making them useful for the prophylaxis and treatment of hypertension, ischemic heart diseases, and circulation diseases. Another notable patent involves an allophanoylpiperazine compound, which serves as an active ingredient in an analgesic composition. This compound is characterized by its diverse structural possibilities, allowing for various applications in pain management.

Career Highlights

Throughout his career, Masakatu Hisaki has worked with reputable companies, including Taiho Pharmaceutical Company Limited and Nippon Shoji Kabushiki Kaisha. His work in these organizations has contributed to the development of effective pharmaceutical solutions that enhance patient care and treatment outcomes.

Collaborations

Hisaki has collaborated with notable colleagues such as Takahiro Yabuuchi and Katsuo Takikawa. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas in the pharmaceutical field.

Conclusion

Masakatu Hisaki's contributions to pharmaceutical chemistry through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to impact the development of effective treatments for various health conditions.

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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