Junichi Nagakawa

This inventor holds 18 USPTO granted patents, plus 1 CIPO patent and 1 EPO patent, primarily in Pharmaceutical Chemistry. Top assignees: Eisai Company, Limited, Eisai R&d Management Co., Ltd.. Active years: 1989-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Junichi Nagakawa. Retrieved from https://idiyas.com/inventor/junichi-nagakawa

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 = 83.3

CIPO Patents = 1

EPO Patents = 1 (Patent Applications = 1)

Average Co-Inventor Count = 12.3

ph-index = 5

Forward Citations = 243(Granted Patents)

Location History:

Sakuramura, JP (1989 - 1990)
Tsuchiura, JP (1997)
Ibaraki, JP (1991 - 2008)
Tsukuba, JP (1992 - 2012)

Company Filing History:

14 out of 677

Eisai Company, Limited

patents

4 out of 530

Eisai R&d Management Co., Ltd.

patents

Years Active: 1989-2012

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Areas of Expertise:

Benzimidazole

Imidazopyridine

Pyrimidine

Carboxylic Acid Derivatives

Heterocycle

Benzodioxole

Quinone

Guanidinobenzoic Ester

Pharmacological Use

18 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8124780 - Benzimidazole compound (2012-02-28),

2. 7781452 - Imidazopyridine compound (2010-08-24),

3. 7425634 - Benzimidazole compound (2008-09-16),

4. 7396836 - Pyrimidine compound and medicinal composition thereof (2008-07-08),

5. 6420363 - Mono- or polyenic carboxylic acid derivatives (2002-07-16),

6. 6291508 - Mono- or polyenic carboxylic acid derivatives (2001-09-18),

7. 6133283 - Mono- or polyenic carboxylic acid derivatives (2000-10-17),

8. 6030964 - Mono- or polyenic carboxylic acid derivatives (2000-02-29),

9. 5977125 - Mono-or polyenic carboxylic acid derivatives (1999-11-02),

10. 5612356 - Heterocycle-containing carbonic acid derivatives (1997-03-18),

11. 5475024 - Benzodioxole derivatives (1995-12-12),

12. 5385942 - Quinone derivatives and pharmacological use (1995-01-31),

13. 5292901 - Benzodioxole derivatives (1994-03-08),

14. 5210239 - Ouinone derivatives and pharmacological use (1993-05-11),

15. 5110956 - Benzodioxale derivatives (1992-05-05),

Title: Junichi Nagakawa: Innovator in Therapeutic Compounds

Introduction

Junichi Nagakawa is a prominent inventor based in Ibaraki, Japan, known for his significant contributions to the field of therapeutic compounds. With a total of 18 patents to his name, he has made remarkable advancements in the development of chemical compounds aimed at treating acid-related diseases.

Latest Patents

Nagakawa's latest patents include a benzimidazole compound that serves as a therapeutic or prophylactic agent for acid-related diseases. This compound exhibits an excellent inhibitory effect against gastric acid secretion, maintaining a high intragastric pH for an extended period while ensuring safety and appropriate physicochemical stability. Additionally, he has developed an imidazopyridine compound, which is represented by a specific general formula, showcasing its potential as a therapeutic agent.

Career Highlights

Throughout his career, Nagakawa has worked with notable companies such as Eisai Company, Limited and Eisai R&D Management Co., Ltd. His work has significantly impacted the pharmaceutical industry, particularly in the development of innovative therapeutic solutions.

Collaborations

Nagakawa has collaborated with esteemed colleagues, including Ieharu Hishinuma and Takashi Yamanaka, contributing to the advancement of research and development in his field.

Conclusion

Junichi Nagakawa's innovative work in the development of therapeutic compounds highlights his dedication to improving healthcare solutions. His contributions continue to influence the pharmaceutical landscape, making him a notable figure in the realm of inventions.

Profile summary based on public USPTO records.