Nelli Isaakovna Zhdanova

This inventor holds 13 USPTO granted patents. Top assignees: Ajinomoto Co., Ltd., Other. Active years: 1977-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nelli Isaakovna Zhdanova. Retrieved from https://idiyas.com/inventor/nelli-isaakovna-zhdanova

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 13

% Patents Active = 84.6

Average Co-Inventor Count = 10.3

ph-index = 11

Forward Citations = 361(Granted Patents)

Location History:

Moscow, SU (1977 - 1999)
Moscow, RU (1996 - 2006)

Company Filing History:

9 out of 1,953

Ajinomoto Co., Ltd.

patents

4 out of 834,570

Other

patents

Years Active: 1977-2006

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13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7138266 - [object Object] (2006-11-21),

2. 6653111 - Bacterial strain of Escherichia coli BKIIM B-3996 as the producer of L-threonine (2003-11-25),

3. 6297031 - Escherichia coli strain and method for producing L-threonine (2001-10-02),

4. 6165756 - Bacterial strain of Escherichia coli BKIIM B-3996 as the producer of (2000-12-26),

5. 6132999 - L-threonine-producing microbacteria and a method for the production of (2000-10-17),

6. 5976843 - Bacterial strain of Escherichia coli BKIIM B-3996 as the producer of (1999-11-02),

7. 5631157 - Bacterial strain of Escherichia coli VNII genetika 472T23 as the (1997-05-20),

8. 5538873 - Bacterial strain of escherichia coli BKIIM B-3996 as the producer of (1996-07-23),

9. 5175107 - Bacterial strain of Escherichia coli BKIIM B-3996 as the producer of (1992-12-29),

10. 4321325 - Process for producing L-threonine (1982-03-23),

11. 4278765 - Method for preparing strains which produce aminoacids (1981-07-14),

12. 4237228 - Method of producing L-isoleucine using Brevibacterium flavum (1980-12-02),

13. 4054489 - Method of preparing l-glutamic acid and its sodium salt (1977-10-18),

Title: The Innovative Contributions of Nelli Isaakovna Zhdanova

Introduction: Nelli Isaakovna Zhdanova is a distinguished inventor based in Moscow, Russia. With a remarkable portfolio of 13 patents, she has made significant contributions to the field of biotechnology, particularly in the production of L-threonine, an essential amino acid.

Latest Patents: Nelli's latest patents showcase her innovative approach to microbial genetics. Among her notable inventions is a bacterial strain that produces L-threonine, achieved through a sophisticated process involving transduction by bacteriophage P1. This unique bacteriophage contains a transposon that inactivates threonine dehydrogenase activity. Additionally, she has developed a method for deriving an Escherichia coli strain (BKIIM B-3996) as a producer of L-threonine from strain VNIIgenetika 472T23 using similar transduction techniques.

Career Highlights: Throughout her career, Nelli has worked with prominent organizations, including Ajinomoto Co., Ltd., where she has likely contributed her expertise in biochemistry and microbial processes. Her work continues to have a lasting impact on the development of amino acid production methods.

Collaborations: Nelli has collaborated with various influential scientists, including Mikhail Markovich Gusyatiner and Evgeny Moiseevich Khurges. These collaborations have likely enriched her research and enabled the advancement of her innovative projects.

Conclusion: Nelli Isaakovna Zhdanova's pioneering work in the production of L-threonine through innovative microbial processes underscores her role as a leading inventor in biotechnology. Her contributions not only enhance the field but also pave the way for future advancements in amino acid production.

Profile summary based on public USPTO records.

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]