Shigeo Seki

This inventor holds 18 USPTO granted patents, primarily in Cephalosporin Derivatives. Top assignees: Meiji Seika Kaisha, Ltd., Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai. Active years: 1976-1982.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigeo Seki. Retrieved from https://idiyas.com/inventor/shigeo-seki

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

USPTO Granted Patents = 18

% Patents Active = 100.0

Average Co-Inventor Count = 4.2

ph-index = 5

Forward Citations = 59(Granted Patents)

Location History:

Tokyo, J (1976)
Tokyo, JA (1976 - 1978)
Tokyo, JP (1978 - 1982)

Company Filing History:

15 out of 382

Meiji Seika Kaisha, Ltd.

patents

3 out of 212

Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai

patents

Years Active: 1976-1982

Loading Chart...

Areas of Expertise:

Cephalosporin Derivatives

Antibiotics

Pesticides

Amino Compounds

Macrolide Derivatives

Kanamycin B

Polychalcogen Ester

Cephalosporanic Acid

Production Processes

Chemical Compounds

Mold Fungi

Swine Scour Treatment

18 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4357465 - 3',4'-Diedeoxykanamycin B derivatives (1982-11-02),

2. 4357331 - 7.alpha.Methoxycephalosporin derivatives (1982-11-02),

3. 4290972 - Process for the production of 4-aminobutyric acid or its derivatives (1981-09-22),

4. 4258184 - Cephalosporin derivatives (1981-03-24),

5. 4256744 - Agricultural and horticultural pesticides (1981-03-17),

6. 4225706 - Polychalcogen ester of cephem compound, process for preparing the same (1980-09-30),

7. 4195170 - 3',4'-Episulfido kanamycin B compounds (1980-03-25),

8. 4188480 - Process for the production of a 9,3'-di-acyl derivative of a macrolide (1980-02-12),

9. 4175185 - Process for preparing cephalosporanic acid derivatives (1979-11-20),

10. 4159372 - Process for preparing cephalosporin esters in the presence of liquid (1979-06-26),

11. 4141790 - Process for the preparation of 7-amino-cephem compounds using mold fungi (1979-02-27),

12. 4128714 - Process for the preparation of (1978-12-05),

13. 4113944 - Cephalosporin-type antibiotics and process for producing the same (1978-09-12),

14. 4091202 - N-methanesulfonic acid derivatives of 3',4'-dideoxykanamycin B (1978-05-23),

15. 3998816 - 7-[5-N-(n-Butoxyethoxy carbonyl and 2-chloroethoxy carbonyl)-amino] (1976-12-21),

Title: Shigeo Seki: Innovator in Pharmaceutical Chemistry

Introduction

Shigeo Seki is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of pharmaceutical chemistry, holding a total of 17 patents. His work focuses on developing innovative compounds that address various medical challenges.

Latest Patents

Among his latest patents, Seki has developed a 7.alpha.-methoxycephalosporin derivative. This compound is represented by a specific formula that includes various substituents, such as heterocyclic rings and alkyl groups. Additionally, he has created new routes for synthesizing 3',4'-dideoxykanamycin B derivatives. This synthesis is particularly effective in inhibiting kanamycin-resistant organisms, showcasing his commitment to advancing medical science.

Career Highlights

Throughout his career, Shigeo Seki has worked with notable companies, including Meiji Seika Kaisha, Ltd. and Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking research in pharmaceuticals.

Collaborations

Seki has collaborated with esteemed colleagues such as Shunzo Fukatsu and Fumio Kai. These partnerships have fostered an environment of innovation and have led to the development of several important pharmaceutical compounds.

Conclusion

Shigeo Seki's contributions to pharmaceutical chemistry through his patents and collaborations highlight his role as a key innovator in the field. His work continues to impact the medical community positively.

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]