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For the Inventor, By the Inventor

Moriya, Japan

Ieharu Hishinuma

This inventor holds 20 USPTO granted patents and 3 EPO patents, primarily in Pharmaceutical Chemistry. Top assignees: Eisai Company, Limited, Eisai R&d Management Co., Ltd.. Active years: 1989-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ieharu Hishinuma. Retrieved from https://idiyas.com/inventor/ieharu-hishinuma

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

USPTO Granted Patents = 20

% Patents Active = 75.0


Average Co-Inventor Count = 15.2

ph-index = 5

Forward Citations = 199(Granted Patents)


Location History:

  • Kitasouma, JP (1992)
  • Kitasouma-gun, JP (1997)
  • Moriyamachi, JP (1989 - 1998)
  • Moriya, JP (2007 - 2008)
  • Ibaraki, JP (1993 - 2014)

Company Filing History:

goldMedal17 out of 677 
 
Eisai Company, Limited
 patents
silverMedal3 out of 530 
 
Eisai R&d Management Co., Ltd.
 patents

Years Active: 1989-2014

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Areas of Expertise:
Deazapurines
Carboxylic Acid Derivatives
Quinone Derivatives
Imidazole Derivatives
Pyrrolidine Derivatives
Isoprenyl Transferase Inhibitors
Heterocycle Derivatives
Benzodioxole Derivatives
Guanidinobenzoic Ester Derivatives
20 patents (USPTO):Explore Patents
1. 8691814 - Deazapurines and uses thereof (2014-04-08),
2. 7868002 - Deazapurines and uses thereof (2011-01-11),
3. 7314936 - Deazapurines and uses thereof (2008-01-01),
4. 7304083 - 2-iminoimidazole derivatives (2) (2007-12-04),
5. 7244730 - 2-iminopyrrolidine derivatives (2007-07-17),
6. 6420363 - Mono- or polyenic carboxylic acid derivatives (2002-07-16),
7. 6291508 - Mono- or polyenic carboxylic acid derivatives (2001-09-18),
8. 6133283 - Mono- or polyenic carboxylic acid derivatives (2000-10-17),
9. 6030964 - Mono- or polyenic carboxylic acid derivatives (2000-02-29),
10. 5977125 - Mono-or polyenic carboxylic acid derivatives (1999-11-02),
11. 5840918 - Isoprenyl transferase inhibitors (1998-11-24),
12. 5612356 - Heterocycle-containing carbonic acid derivatives (1997-03-18),
13. 5475024 - Benzodioxole derivatives (1995-12-12),
14. 5385942 - Quinone derivatives and pharmacological use (1995-01-31),
15. 5292901 - Benzodioxole derivatives (1994-03-08),

Title: Spotlight on Inventor Ieharu Hishinuma

Introduction:

Meet the innovative mind behind 20 groundbreaking patents, Inventor Ieharu Hishinuma from Moriya, Japan. His latest patents showcase his dedication to advancing therapeutic agents for treating inflammatory, autoimmune, and proliferative diseases.

Latest Patents:

Ieharu Hishinuma's recent patents include "Deazapurines and uses thereof." These compounds of formula (I) offer novel solutions in the realm of pharmaceutical compositions, addressing the urgent need for effective treatments in various medical conditions.

Career Highlights:

Hishinuma has made significant contributions to the field of pharmaceuticals through his work at Eisai Company, Limited, and Eisai R&D Management Co., Ltd. His expertise and innovative approach have been pivotal in developing cutting-edge solutions for complex health challenges.

Collaborations:

Throughout his career, Inventor Ieharu Hishinuma has collaborated with esteemed professionals such as Junichi Nagakawa and Takashi Yamanaka. Together, they have pushed the boundaries of scientific research and development, bringing impactful inventions to light.

Conclusion:

In conclusion, Ieharu Hishinuma's inventive spirit and commitment to revolutionizing healthcare underscore his status as a prominent figure in the world of patents and innovations. His relentless pursuit of novel therapeutic agents continues to drive progress in the industry, shaping a better future for medical treatment.

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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