Saitama, Japan

Yukiyasu Murakami

This inventor holds 12 USPTO granted patents. Top assignee: Yamanouchi Pharmaceutical Company Ltd.. Active years: 1976-1997.


% Patents Active = 100.0

Average Co-Inventor Count = 5.6

ph-index = 6

Forward Citations = 104(Granted Patents)


Location History:

  • Urawa, JA (1976)
  • Urawa, JP (1982)
  • Saitama, JP (1984 - 1997)

Company Filing History:


Years Active: 1976-1997

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12 patents (USPTO):Explore Patents

Title: Yukiyasu Murakami: Innovator in Pharmaceutical Chemistry

Introduction

Yukiyasu Murakami is a prominent inventor based in Saitama, Japan. He has made significant contributions to the field of pharmaceutical chemistry, particularly in the development of novel compounds. With a total of 12 patents to his name, Murakami's work has had a substantial impact on the industry.

Latest Patents

Among his latest patents, Murakami has developed dihydropyridine-3,5-dicarboxylic acid ester derivatives. One notable process involves producing diastereoisomer A or a pharmaceutically acceptable acid addition salt of 2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylic acid 3-(1-benzylpyrrolidin-3-yl) ester 5-methyl ester. This process includes subjecting a mixture of diastereoisomers A and B to column chromatography using silica gel as a carrier and a mixture of ethyl acetate and acetic acid as an eluant. The separation of the acetate of diastereoisomer A from the eluate is a key step in this innovative method.

Career Highlights

Murakami is currently associated with Yamanouchi Pharmaceutical Company Ltd., where he continues to advance his research and development efforts. His work has been instrumental in creating new pharmaceutical compounds that have the potential to improve patient outcomes.

Collaborations

Throughout his career, Murakami has collaborated with notable colleagues, including Akio Koda and Tadao Shibanuma. These partnerships have fostered a collaborative environment that enhances innovation and drives research forward.

Conclusion

Yukiyasu Murakami is a distinguished inventor whose contributions to pharmaceutical chemistry are noteworthy. His innovative patents and collaborations reflect his commitment to advancing the field. His work continues to influence the development of new therapeutic agents.

Profile summary based on public USPTO records.
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