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For the Inventor, By the Inventor

Omiya, Japan

Susumu Ishiguro

This inventor holds 5 USPTO granted patents. Top assignees: Snow Brand Milk Products Co., Ltd., Toshin Chemical Co., Ltd.. Active years: 1979-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Susumu Ishiguro. Retrieved from https://idiyas.com/inventor/susumu-ishiguro

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 = 100.0

Average Co-Inventor Count = 5.4

ph-index = 2

Forward Citations = 11(Granted Patents)


Location History:

  • Washimiya, JP (1979)
  • Saitama, JP (1992)
  • Omiya, JP (1986 - 1999)

Company Filing History:

goldMedal3 out of 200 
 
Snow Brand Milk Products Co., Ltd.
 patents
silverMedal2 out of 2 
 
Toshin Chemical Co., Ltd.
 patents

Years Active: 1979-1999

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5 patents (USPTO):Explore Patents
1. 5959107 - Isoquinoline derivatives (1999-09-28),
2. 5563137 - Hexahydropyrano [3,2-B] [1,4] benzothiazine derivative (1996-10-08),
3. 5116985 - Isoquinoline derivatives and salts thereof (1992-05-26),
4. 4584391 - Method for the preparation of isosorbide-5-nitrate and sodium (1986-04-22),
5. 4159378 - Method for the preparation of derivatives of uracil (1979-06-26),

Title: Susumu Ishiguro: Innovator in Pharmaceutical Chemistry

Introduction

Susumu Ishiguro is a notable inventor based in Omiya, Japan. He has made significant contributions to the field of pharmaceutical chemistry, particularly in the development of compounds that enhance brain function and memory.

Latest Patents

Ishiguro holds 5 patents, with his latest innovations focusing on isoquinoline derivatives and hexahydropyrano [3,2-B] [1,4] benzothiazine derivatives. These compounds are designed to facilitate the metabolic turnover of inositol phospholipids in the hippocampus, which plays a crucial role in memory. They have the potential to improve cerebral function and activate brain metabolism, making them valuable agents in cognitive enhancement.

Career Highlights

Throughout his career, Ishiguro has worked with prominent companies such as Snow Brand Milk Products Co., Ltd. and Toshin Chemical Co., Ltd. His work has been instrumental in advancing the understanding of brain metabolism and its implications for memory improvement.

Collaborations

Ishiguro has collaborated with notable colleagues, including Motohide Seya and Shin Nomoto. Their combined expertise has contributed to the successful development of innovative pharmaceutical compounds.

Conclusion

Susumu Ishiguro's work in pharmaceutical chemistry exemplifies the impact of innovative thinking on cognitive health. His contributions continue to pave the way for advancements in memory enhancement and brain function improvement.

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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