Company Filing History:

15 out of 1,379

Mitsui Toatsu Chemicals, Incorporated

patents

4 out of 7

Mitsui Toatsu Kagaku Kabushiki Kaisha

patents

3 out of 1,788

Mitsui Chemicals, Inc.

patents

Years Active: 1981-2006

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22 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7038039 - Process for selectively producing 1-phosphorylated sugar derivative anomer and process for producing nucleoside (2006-05-02),

2. 6822090 - Process for the preparation of cytidine derivatives (2004-11-23),

3. 6423852 - Process for the preparation of trifluorothymidine derivatives (2002-07-23),

4. 5532349 - Process for producing (1996-07-02),

5. 5463061 - Process for production of glycide derivative (1995-10-31),

6. 5434155 - Quinoline derivative fumarates (1995-07-18),

7. 5405843 - Quinoline derivatives (1995-04-11),

8. 5338745 - Amide derivatives of dihydrocaffeic acid and their application to (1994-08-16),

9. 5290793 - Dihydrocaffeic acid derivatives and pharmaceutical preparation (1994-03-01),

10. 5232923 - Catechol derivatives and pharmaceutical preparations containing same (1993-08-03),

11. 5204348 - Heterocyclic compounds and anticancer-drug potentiaters conaining them (1993-04-20),

12. 5116979 - Dihydrocaffeic acid derivatives and pharmaceutical preparations (1992-05-26),

13. 5112817 - Quinoline derivatives (1992-05-12),

14. 5047545 - 2-alkoxycarbonyl-4-(4-pyridyl)cyclohexanones and process for preparing (1991-09-10),

15. 4965263 - 6-acylaminophenyl-5-alkyl-4,5-dihydro-3(2H)-pyridazinone compounds (1990-10-23),

Title: Nobuyuki Fukazawa: A Pioneer in Sugar Derivatives and Nucleoside Innovations

Introduction

Nobuyuki Fukazawa, based in Mobara, Japan, is an accomplished inventor with a remarkable portfolio that includes 22 patents. His innovative work primarily focuses on the selective production of sugar derivatives and nucleosides, contributing significantly to the field of chemical engineering and biotechnology.

Latest Patents

Among Fukazawa's latest patents is a groundbreaking process for selectively producing a 1-phosphorylated sugar derivative anomer. This innovative method allows for the phosphorolysis and isomerization of an anomer mixture of a 1-phosphorylated saccharide derivative while crystallizing one of the isomers to effectively displace the equilibrium. Additionally, he developed a process to prepare nucleosides from the 1-phosphorylated saccharide derivative and a base, achieving improved stereoselectivity and a higher yield. Another notable patent describes an efficient method for synthesizing cytidine derivatives by utilizing a tertiary amine, addressing previous drawbacks in the production process.

Career Highlights

Fukazawa has made significant strides in his career through his work with prestigious companies such as Mitsui Toatsu Chemicals, Incorporated and Mitsui Toatsu Kagaku Kabushiki Kaisha. His innovations have not only enhanced the efficiency of chemical processes but have also paved the way for advancements in biochemistry and pharmacology.

Collaborations

Throughout his career, Fukazawa has collaborated with notable colleagues, including Hajime Iizuka and Kengo Otsuka. These partnerships have fostered a rich exchange of ideas and creativity, further driving the advancements in their respective fields.

Conclusion

Nobuyuki Fukazawa stands out as a leading inventor in the domain of sugar derivatives and nucleosides. His extensive patent portfolio reflects his dedication to innovation and his ability to address complex challenges in chemical processes. As he continues to contribute to this vital field, Fukazawa’s work remains instrumental in shaping the future of biochemistry and related industries.

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