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For the Inventor, By the Inventor

Koga, Japan

Tsuyoshi Anraku

This inventor holds 5 USPTO granted patents. Top assignee: Kyorin Pharmaceutical Co., Ltd.. Active years: 1998-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsuyoshi Anraku. Retrieved from https://idiyas.com/inventor/tsuyoshi-anraku

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

USPTO Granted Patents = 5

% Patents Active = 40.0

Average Co-Inventor Count = 5.1

ph-index = 3

Forward Citations = 38(Granted Patents)


Location History:

  • Nogi-machi, JP (1998)
  • Koga, JP (2002 - 2003)
  • Shimotsuga-gun, JP (2008)

Company Filing History:

goldMedal5 out of 185 
 
Kyorin Pharmaceutical Co., Ltd.
 patents

Years Active: 1998-2008

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5 patents (USPTO):Explore Patents
1. 7425563 - 4-(Substituted aryl)-5-hydroxyisoquinolinone derivative (2008-09-16),
2. 6632813 - 6-subtituted-7-heteroquinoxalinecarboxylic acid derivatives and addition salts thereof and processes for the preparation of both (2003-10-14),
3. 6562839 - 6-substituted heteroquinolinecarboxylic acid derivatives and addition salts thereof and processes for the preparation of both (2003-05-13),
4. 6348461 - 6,7-asymmetrically disubstituted quinoxalinecarboxylic acid derivatives, addition salts thereof, and processes for the preparation of both (2002-02-19),
5. 5726188 - Optically active imidazolidinone derivatives and processes for preparing (1998-03-10),

Title: Tsuyoshi Anraku: Innovator in Pharmaceutical Chemistry

Introduction

Tsuyoshi Anraku is a notable inventor based in Koga, Japan. He has made significant contributions to the field of pharmaceutical chemistry, particularly through his innovative patents. With a total of 5 patents, Anraku has focused on developing compounds with potential therapeutic applications.

Latest Patents

Among his latest inventions, Anraku has developed 4-(Substituted aryl)-5-hydroxyisoquinolinone derivatives. This invention provides compounds that exhibit an excellent inhibitory effect on poly (ADP-ribose) synthetase. Additionally, he has worked on 6-substituted-7-heteroquinoxalinecarboxylic acid derivatives and their addition salts, along with processes for their preparation. These innovations highlight his commitment to advancing pharmaceutical science.

Career Highlights

Anraku is currently associated with Kyorin Pharmaceutical Co., Ltd., where he continues to contribute to research and development. His work has been instrumental in creating new therapeutic agents that may improve patient outcomes.

Collaborations

Anraku collaborates with esteemed colleagues such as Yasuo Takano and Futoshi Shiga. Their combined expertise fosters a productive environment for innovation and discovery.

Conclusion

Tsuyoshi Anraku's contributions to pharmaceutical chemistry through his patents demonstrate his dedication to innovation in the field. His work continues to pave the way for new therapeutic solutions.

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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