IDiyas

For the Inventor, By the Inventor

Tokyo, Japan

Sadao Ishihara

USPTO Granted Patents = 20

Average Co-Inventor Count = 6.0

ph-index = 6

Forward Citations = 159(Granted Patents)


Location History:

  • Hiromachi, JP (1984 - 1988)
  • Saitama-ken, JP (1998)
  • Hasuda, JP (1999)
  • Tokyo, JP (1987 - 2000)

Company Filing History:

goldMedal20 out of 613 
 
Sankyo Company, Limited
 patents

Years Active: 1984-2000

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20 patents (USPTO):Explore Patents
1. 6040339 - Urea derivatives having ACAT inhibitory activity, their preparation and (2000-03-21),
2. 5925658 - Optically active thiazolidinone derivative (1999-07-20),
3. 5891898 - Method for treating or preventing ulcerative diseases by administering (1999-04-06),
4. 5880147 - Amide derivatives having ACAT inhibitory activity, their preparation and (1999-03-09),
5. 5843973 - Thiazolidinone compounds and composition for angina pectoris comprising (1998-12-01),
6. 5827855 - Hexahydronaphthalene ester derivatives their preparation and their (1998-10-27),
7. 5705527 - Amino acid derivatives (1998-01-06),
8. 5614550 - Amide and urea derivatives having anti-hypercholesteremic activity, (1997-03-25),
9. 5580893 - Nitroxyalkylamide derivatives (1996-12-03),
10. 5534529 - Substituted aromatic amides and ureas derivatives having (1996-07-09),
11. 5491167 - Hexahydronaphthalene ester derivatives, their preparation and their (1996-02-13),
12. 5451688 - Hexahydronaphthalene ester derivatives, their preparation and their (1995-09-19),
13. 5356918 - Oxazolidinone compounds and method of using the same as a vasodilator (1994-10-18),
14. 5298516 - Thiazolidone compounds and method of using the same as a vasodilator (1994-03-29),
15. 4778790 - Perhydrothiazepine and perhydroazepine derivatives and their therapeutic (1988-10-18),

Title: The Innovations of Sadao Ishihara

Introduction

Sadao Ishihara, a prominent inventor based in Tokyo, Japan, has made significant contributions to the field of pharmaceuticals, particularly in the development of compounds with therapeutic potential. With an impressive portfolio of 20 patents, Ishihara continues to push the boundaries of innovation in his field.

Latest Patents

Ishihara's latest patents include groundbreaking research on urea derivatives that exhibit acyl-CoA: cholesterol acyl transferase (ACAT) inhibitory activity. These compounds, described by specific chemical formulas and functional groups, have shown valuable inhibitory activity, indicating their potential in treating cholesterol-related conditions. Additionally, he has developed an optically active thiazolidinone derivative, which presents excellent anti-angina pectoris action, serving as both a preventive and therapeutic agent for angina pectoris.

Career Highlights

Throughout his career at Sankyo Company, Limited, Ishihara has demonstrated a remarkable commitment to research and innovation. His work not only reflects his inventive spirit but also aims to address critical health challenges faced by many.

Collaborations

Ishihara has collaborated with respected colleagues in the industry, including Hiroyuki Koike and Fujio Saito, to enhance the scope of their research and develop effective pharmaceutical solutions. These partnerships underscore the importance of teamwork and shared expertise in driving innovation.

Conclusion

Sadao Ishihara's contributions to the pharmaceutical industry through his patents and collaborative efforts highlight his role as a leading inventor. His ongoing research is a testament to the vital link between innovation and health, providing hope for advancements in therapeutic treatments for various medical conditions.

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