Company Filing History:

10 out of 613

Sankyo Company, Limited

where one patent can have more than one assignee

Years Active: 1988-1996

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5496951 - 4-oxoquinoline-3-carboxylic acid derivatives their preparation and their (1996-03-05),

2. 5436367 - Intermediates for certain 4-oxoquinoline-3-carboxylic acid derivatives (1995-07-25),

3. 5389626 - 3-aryloxmethyl-cephalosporin derivatives, and their medical use (1995-02-14),

4. 5348961 - 4-oxoquinoline-3-carboxylic acid derivatives and their use (1994-09-20),

5. 5242914 - 2-(heterocyclylthio) carbapenem derivatives, their preparation and their (1993-09-07),

6. 5104867 - 2-(heterocyclylthio)carbapenem derivatives, their preparation and their (1992-04-14),

7. 5102997 - 2-(1-aceti (1992-04-07),

8. 5073556 - 4-oxoquinoline-3-carboxylic acid derivatives and their use (1991-12-17),

9. 4997943 - Quinoline-3-carboxylic acid derivatives (1991-03-05),

10. 4771046 - Carbapenem derivatives (1988-09-13),

11. 4757066 - Composition containing a penem or carbapenem antibiotic and the use of (1988-07-12),

Title: Masayuki Iwata: A Pioneer in Antibacterial Innovations

Introduction: Masayuki Iwata, based in Tokyo, Japan, is a remarkable inventor noted for his contributions to the field of pharmaceuticals, particularly in the development of antibacterial agents. With a portfolio of 11 patents, Iwata's work has had a significant impact on medical research and product development.

Latest Patents: Masayuki Iwata's latest patents include innovative compounds known as 4-oxoquinoline-3-carboxylic acid derivatives. These compounds are developed for their valuable antibacterial properties and are synthesized through specific reactions involving various chemical groups. The detailed formulations of his compounds showcase the complex chemistry involved, as they include variants where R.sup.1 represents fluorinated methoxy, R.sup.2 is a nitrogen-containing heterocyclic group, and R.sup.3 denotes hydrogen or amino groups. These advancements in antibacterial agents underline the practical applications of Iwata's research, emphasizing their use in pharmaceutical formulations and medical treatments.

Career Highlights: Throughout his career, Masayuki Iwata has made significant strides in the pharmaceutical industry. He has worked with esteemed companies like Sankyo Company, Limited and Ube Industries, Inc., where he contributed to various projects focused on drug development and innovation. His extensive experience in these reputable firms has cemented his reputation as a leading inventor in his field.

Collaborations: Iwata's innovative journey has been enriched by collaborations with talented colleagues such as Tomio Kimura and Yoshimi Fujihara. Working alongside these professionals, he has been able to enhance the quality and scope of his research efforts, resulting in notable advancements in antibacterial research.

Conclusion: In conclusion, Masayuki Iwata stands out as an influential inventor with a strong commitment to creating effective antibacterial solutions. His dedication to innovation and collaboration within the pharmaceutical landscape has led to the development of significant patents that continue to shape the industry. As he progresses in his career, Iwata's contributions promise to drive further advancements in healthcare and medicine.

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