Sadafumi Omura

This inventor holds 20 USPTO granted patents, primarily in Antibiotic Derivatives. Top assignees: Taisho Pharmaceutical Co., Ltd., Mercian Corporation. Active years: 1976-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sadafumi Omura. Retrieved from https://idiyas.com/inventor/sadafumi-omura

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

Calculating rank

USPTO Granted Patents = 20

% Patents Active = 100.0

Average Co-Inventor Count = 5.3

ph-index = 8

Forward Citations = 225(Granted Patents)

Location History:

Saitama, JA (1976)
Saitama, JP (1982 - 1984)
Ageo, JP (1980 - 1995)

Company Filing History:

19 out of 314

Taisho Pharmaceutical Co., Ltd.

Years Active: 1976-1995

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Areas of Expertise:

Hydroxyvitamin D

Erythromycin A

Peptide Derivatives

Antibiotics

Novel Compounds

Vitamin D

Amylase Inhibitors

Epoxysuccinic Acid

Dianemycin Derivative

Microorganism

Systemic Mycosis

Tripetide Derivatives

20 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5474923 - Method for the biological preparation of hydroxyvitamin D compounds (1995-12-12),

2. 4975370 - Process for preparing 14-hydroxy-6-O-methyl-erythromycin A (1990-12-04),

3. 4902781 - Novel tripetide derivatives (1990-02-20),

4. 4892821 - Method for preparing vitamin D compounds (1990-01-09),

5. 4680311 - Method for the treatment of systemic mycosis (1987-07-14),

6. 4507232 - Peptide derivatives (1985-03-26),

7. 4496717 - Erythromycin B derivatives (1985-01-29),

8. 4476298 - Erythromycin A derivatives (1984-10-09),

9. 4474800 - Epoxysuccinyl amino acid derivatives (1984-10-02),

10. 4418075 - Epoxysuccinyl amino acid derivatives (1983-11-29),

11. 4393228 - Epoxysuccinic acid derivatives (1983-07-12),

12. 4382889 - Epoxysuccinic acid derivatives (1983-05-10),

13. 4366311 - Novel dianemycin derivative (1982-12-28),

14. 4359583 - Antibiotics TM-531 B and TM-531 C (1982-11-16),

15. 4333879 - Epoxysuccinic acid derivatives (1982-06-08),

Title: Sadafumi Omura: Pioneering Innovator in Ageo

Introduction: Sadafumi Omura, a visionary inventor hailing from Ageo, JP, has made significant contributions to the world of innovation with an impressive portfolio of 20 patents. His groundbreaking work spans various fields, showcasing his remarkable creativity and dedication to pushing the boundaries of invention.

Latest Patents: Omura's latest patents include a method for the biological preparation of hydroxyvitamin D compounds, which involves introducing hydroxyl groups into vitamin D compounds at specific positions using a unique reaction mixture. Another notable invention is the process for preparing 14-hydroxy-6-O-methyl-erythromycin A, known for its potent antibacterial properties.

Career Highlights: Throughout his career, Omura has made significant strides in the field of invention while working with esteemed companies such as Taisho Pharmaceutical Co., Ltd. and Mercian Corporation. His innovative spirit and expertise have led to the development of groundbreaking solutions that have revolutionized various industries.

Collaborations: Omura's success is also attributed to his collaborations with talented individuals in the field of innovation. Noteworthy coworkers such as Shigeo Morimoto and Takashi Adachi have played a vital role in supporting and enhancing the impact of his inventions.

Conclusion: In conclusion, Sadafumi Omura stands as a beacon of creativity and ingenuity in the world of invention. His passion for pushing the limits of innovation continues to inspire generations of inventors to come, solidifying his legacy as a pioneering innovator in Ageo and beyond.

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]