Tokyo, Japan

Kazuhiro Yokoyama

This inventor holds 16 USPTO granted patents, plus 1 CIPO patent and 4 EPO patents. Top assignees: Astellas Pharma Gmbh, Alps Electric Co., Ltd., Nippon Steel Corporation. Active years: 1982-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhiro Yokoyama. Retrieved from https://idiyas.com/inventor/kazuhiro-yokoyama

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


% Patents Active = 56.3


 

Average Co-Inventor Count = 4.0

ph-index = 5

Forward Citations = 102(Granted Patents)


Location History:

  • Himeji, JP (1982 - 1983)
  • Iwaki, JP (1988)
  • Fukushima-ken, JP (2000 - 2001)
  • Tokyo, JP (1991 - 2022)

Company Filing History:


Years Active: 1982-2022

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16 patents (USPTO):Explore Patents

Title: Kazuhiro Yokoyama: Innovator in Pharmaceutical Chemistry

Introduction

Kazuhiro Yokoyama is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of pharmaceutical chemistry, particularly in the development of compounds aimed at treating urinary tract dysfunctions. With a total of 16 patents to his name, Yokoyama's work has the potential to impact many lives.

Latest Patents

One of Yokoyama's latest patents involves a 2-acylaminothiazole derivative or salt thereof. The primary objective of this invention is to provide a compound that serves as an active ingredient in pharmaceutical compositions for preventing or treating urine storage dysfunction, voiding dysfunction, and lower urinary tract dysfunction. The invention highlights a thiazole derivative substituted with pyrazinylcarbonylamino at the 2-position, which acts as an excellent muscarinic M receptor-positive allosteric modulator. This compound is expected to be effective in treating bladder and urinary tract diseases associated with bladder contractions, such as underactive bladder.

Career Highlights

Throughout his career, Kazuhiro Yokoyama has worked with notable companies, including Astellas Pharma GmbH and Alps Electric Co., Ltd. His experience in these organizations has allowed him to refine his expertise in pharmaceutical development and innovation.

Collaborations

Yokoyama has collaborated with esteemed colleagues, including Hiroaki Tanaka and Kazutoshi Watanabe. These partnerships have contributed to the advancement of his research and the successful development of his patented inventions.

Conclusion

Kazuhiro Yokoyama's innovative work in pharmaceutical chemistry, particularly in developing treatments for urinary tract dysfunctions, showcases his dedication to improving healthcare. His contributions through his patents and collaborations highlight the importance of innovation in the medical field.

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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