Kamakura, Japan

Kiyomi Yamatsu

This inventor holds 21 USPTO granted patents, plus 1 CIPO patent, primarily in Cyclic Amide Derivatives. Top assignees: Eisai Company, Limited, Eisai Ci., Ltd., Muromachi Kagaku Kogyo Kaisha, Ltd.. Active years: 1981-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kiyomi Yamatsu. Retrieved from https://idiyas.com/inventor/kiyomi-yamatsu

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 = 6.7

ph-index = 9

Forward Citations = 411(Granted Patents)


Location History:

  • Kamakura, JP (1981 - 1998)
  • Kanagawa, JP (1985 - 1999)

Company Filing History:


Years Active: 1981-1999

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Areas of Expertise:
Cyclic Amide Derivatives
Imidazole Compounds
Bicyclic Amide Derivatives
Anti-Depressant Imidazoles
Cyclic Amine Compounds
Pharmacological Composition
Cerebrovascular Diseases
Analgesic Peptide
Phenothiazine Derivatives
Carboxylic Acid Amides
Diagnostic Drug
Polypeptide
21 patents (USPTO):Explore Patents

Title: Kiyomi Yamatsu: Leading Innovator in Cyclic Amide Derivatives

Introduction

Kiyomi Yamatsu, located in Kamakura, Japan, is an accomplished inventor with an impressive portfolio of 21 patents. His contributions to the field of cyclic amide derivatives are particularly noteworthy, showcasing his innovative spirit and commitment to advancing pharmaceutical science.

Latest Patents

Among his latest inventions is a patent on cyclic amide derivatives defined by a specific chemical formula. This compound, characterized by a unique structure involving R1, n, and Z, is pharmacologically effective in preventing and treating diseases related to insufficiency of central choline functions. Additionally, Yamatsu has developed another significant invention involving compounds that incorporate two 2,6-diiodophenol-4-YL groups, which serve as a promising diagnostic drug.

Career Highlights

Kiyomi Yamatsu has had a successful career, primarily associated with Eisai Company, Limited, and Eisai Co., Ltd. His work in these renowned companies has significantly contributed to advancing drug discovery and development, particularly in the realm of pharmaceuticals focusing on neurological functions.

Collaborations

Throughout his career, Yamatsu has collaborated with notable researchers such as Hachiro Sugimoto and Norio Karibe. These partnerships have fostered an environment of innovation, leading to the successful development of various patented compounds essential for therapeutic interventions.

Conclusion

Kiyomi Yamatsu stands out as a significant figure in the field of cyclic amide derivatives. With his extensive number of patents and collaborations, he continues to impact the pharmaceutical landscape positively, dedicated to finding solutions for medical challenges.

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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