IDiyas

For the Inventor, By the Inventor

Shizuoka, Japan

Eiichi Hayashi

USPTO Granted Patents = 9

Average Co-Inventor Count = 4.8

ph-index = 3

Forward Citations = 28(Granted Patents)


Company Filing History:

goldMedal9 out of 95 
 
Toyo Jozo Kabushiki Kaisha
 patents

Years Active: 1988-1991

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9 patents (USPTO):Explore Patents
1. 5001237 - 2-substituted alkoxy-3-substituted-pyrazines (1991-03-19),
2. 4894453 - 2-substituted alkoxy-3-substituted-pyrazines (1990-01-16),
3. 4877877 - 1-substituted alkyl-2-oxo-hexahydroquinoxaline derivatives (1989-10-31),
4. 4877875 - 1-Substituted alkyl-2-oxo-hexahydroquinoxaline derivatives (1989-10-31),
5. 4870176 - 1-Substituted alkyl-1,2-dihydro-2-pyrazinone derivatives (1989-09-26),
6. 4870175 - 6-substituted alkoxy-2-oxo-1,2-dihydroquinoxaline derivatives (1989-09-26),
7. 4870171 - 1-Substituted alkyl-2-oxo-1,2-dihydroquinoxaline derivatives (1989-09-26),
8. 4837319 - 1-substituted alkyl-1,2-dihydro-2-pyrazinone derivatives (1989-06-06),
9. 4721713 - Process for inhibiting blood platelet aggregation and promoting (1988-01-26),

Title: Eiichi Hayashi: Innovator in Pharmaceutical Chemistry

Introduction

Eiichi Hayashi is a prominent inventor based in Shizuoka, Japan. He has made significant contributions to the field of pharmaceutical chemistry, particularly in the development of compounds that exhibit various therapeutic activities. With a total of 9 patents to his name, Hayashi's work has had a notable impact on medical science.

Latest Patents

Hayashi's latest patents include innovative compounds such as 2-substituted alkoxy-3-substituted-pyrazines. These compounds are characterized by a specific formula where Q can be --CO-- or --CH.sub.2--, and R can be hydroxyl, lower alkoxy, halogen, or various other substituents. These compounds have been shown to inhibit blood platelet aggregation, possess vasodilating activity, and inhibit lipoperoxide generation. Such properties make them valuable in the development of new therapeutic agents.

Career Highlights

Throughout his career, Eiichi Hayashi has been associated with Toyo Jozo Kabushiki Kaisha, where he has contributed to various research projects and innovations. His expertise in pharmaceutical chemistry has led to advancements in drug development and therapeutic applications.

Collaborations

Hayashi has worked alongside notable colleagues such as Yukio Suzuki and Masao Yaso. Their collaborative efforts have further enhanced the research and development initiatives within their organization.

Conclusion

Eiichi Hayashi's contributions to pharmaceutical chemistry through his patents and collaborative work highlight his role as an influential inventor in the field. His innovative compounds continue to pave the way for advancements in medical science.

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