Ibaraki, Japan

Yoshiharu Yamanishi

This inventor holds 20 USPTO granted patents, plus 1 CIPO patent, primarily in Pharmaceutical Chemistry. Top assignees: Eisai Company, Limited, Eisai R&d Management Co., Ltd.. Active years: 1989-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshiharu Yamanishi. Retrieved from https://idiyas.com/inventor/yoshiharu-yamanishi

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

Calculating rank

% Patents Active = 90.0


Average Co-Inventor Count = 9.9

ph-index = 8

Forward Citations = 362(Granted Patents)


Location History:

  • Ibaraki, MD (US) (1996)
  • Ryugasaki, JP (1989 - 1997)
  • London, GB (2004)
  • Ibaraki, JP (1994 - 2008)

Company Filing History:


Years Active: 1989-2008

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Areas of Expertise:
Piperidine Derivatives
Cyclic Amide Derivatives
Bicyclic Compounds
Pharmaceutical Composition
Acetylcholinesterase
Benzoxazine Derivatives
Biphenyl Derivatives
Fluorides
Cyclic Amine Compounds
1-Indanone
Tetrahydropteridinone
Quinazoline
20 patents (USPTO):Explore Patents

Title: Yoshiharu Yamanishi: Innovator in Pharmaceutical Compounds

Introduction

Yoshiharu Yamanishi, located in Ibaraki, Japan, is a prolific inventor known for his significant contributions to the field of pharmaceutical compounds. With an impressive portfolio of 20 patents, he has played a critical role in developing innovative solutions that enhance medical therapies.

Latest Patents

Among his latest patents is the invention of (1-Indanone)-(1,2,3,6-tetrahydropyridine) compounds. This invention presents an excellent sigma receptor binding agent and/or acetylcholinesterase inhibitor, showcasing the potential of these compounds in therapeutic applications. The specific compound structure is represented in his patent, along with pharmacologically acceptable salts or hydrates. Additionally, Yamanishi has developed fluorides of 4-substituted piperidine derivatives, which contribute to the advancement of medicinal chemistry.

Career Highlights

Yamanishi has built a formidable career, primarily working with Eisai Company, Limited and Eisai R&D Management Co., Ltd. His innovative spirit and commitment to research have propelled him to the forefront of pharmaceutical advancements. His 20 patents reflect his dedication to creating effective solutions in the healthcare sector.

Collaborations

Throughout his career, Yamanishi has collaborated with talented individuals in the industry, including Hachiro Sugimoto and Norio Karibe. These partnerships have fostered a creative environment that enhances the development of groundbreaking inventions, contributing to the overall success of the projects he has been involved in.

Conclusion

Yoshiharu Yamanishi's work exemplifies the intersection of innovation and application in the field of pharmaceuticals. His latest patents and collaborations continue to influence medical research, offering new potential treatments for a variety of conditions. As he progresses in his career, the impact of his inventions is likely to be felt for years to come.

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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