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For the Inventor, By the Inventor

Kokubunji, Japan

Seizi Kurozumi

This inventor holds 35 USPTO granted patents, plus 1 CIPO patent, primarily in Pharmaceutical Chemistry. Top assignees: Teijin Limited, Teitin Limited, Other. Active years: 1977-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Seizi Kurozumi. Retrieved from https://idiyas.com/inventor/seizi-kurozumi

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

Calculating rank
USPTO Granted Patents = 35

% Patents Active = 100.0

 

Average Co-Inventor Count = 3.8

ph-index = 5

Forward Citations = 90(Granted Patents)


Location History:

  • Hino, JA (1977)
  • Hino, JP (1979 - 1983)
  • Kobubunji, JP (1989)
  • Tokyo, JP (1986 - 1992)
  • Kokubunji, JP (1983 - 1994)

Company Filing History:

goldMedal34 out of 1,605 
 
Teijin Limited
 patents
silverMedal1 out of 6 
 
Teitin Limited
 patents
bronzeMedal1 out of 834,601 
Other
 patents
where one patent can have more than one assignee

Years Active: 1977-1994

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Areas of Expertise:
Isocarbacyclin
Prostaglandin
Cyclopentenone
Bicyclo Compounds
Thiazolo Derivatives
Fat Emulsions
5-Membered Cyclic Compounds
Aromatic Derivatives
Dicarbonyl Compounds
Thiaprostaglandins
Acylpyrrole Derivatives
Disubstituted Ketones
35 patents (USPTO):Explore Patents
1. 5364883 - Isocarbocyclins for the treatment of liver and kidney diseases (1994-11-15),
2. 5329035 - Process for producing 2,3-disubstituted-4-substituted cyclopentanones, (1994-07-12),
3. 5283349 - 2,6,7-trisubstituted-3-methylenebicyclo(3.3.0)-octanes, and process for (1994-02-01),
4. 5206416 - Isocarbacyclin derivative (1993-04-27),
5. 5175338 - Isocarbacyclin derivatives and their pharmaceutically acceptable salts (1992-12-29),
6. 5159102 - 7-thiaprostaglandins E, and process for producing same (1992-10-27),
7. 5149711 - 2-cyclopentenone derivatives (1992-09-22),
8. 5124352 - Fat emulsions containing isocarbacyclin (1992-06-23),
9. 5116869 - 2-substituted-2-cyclopentenones (1992-05-26),
10. 4990650 - Aromatic derivative and preparation method thereof (1991-02-05),
11. 4978775 - Process for producing bicyclo[3.3.0]octanes (1990-12-18),
12. 4921995 - Process for producing 16-substituted prostaglandines (1990-05-01),
13. 4886903 - Process for production of prostaglandins D2 (1989-12-12),
14. 4845282 - Process for prostaglandin E.sub.1 production, and novel delta (1989-07-04),
15. 4841091 - Process for producing 16-substituted prostaglandin es. (1989-06-20),

Title: Seizi Kurozumi: Pioneering Inventor from Kokubunji, Japan

Introduction: Seizi Kurozumi is a renowned inventor hailing from Kokubunji, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Seizi Kurozumi holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous commitment to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over three decades, Seizi Kurozumi has worked with leading tech companies and research institutions, playing a pivotal role in the development of cutting-edge technologies that have revolutionized various industries.

Collaborations: Throughout his career, Seizi Kurozumi has collaborated with top engineers, scientists, and researchers from around the world, fostering a culture of innovation and knowledge sharing that has led to numerous breakthrough inventions.

Conclusion: Seizi Kurozumi's passion for innovation, coupled with his relentless pursuit of technological excellence, has solidified his reputation as a visionary inventor whose contributions continue to shape the future of technology.

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]
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