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For the Inventor, By the Inventor

Chiba, Japan

Masayoshi Abe

This inventor holds 10 USPTO granted patents. Top assignee: Dainippon Ink and Chemicals, Incorporated. Active years: 1989-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masayoshi Abe. Retrieved from https://idiyas.com/inventor/masayoshi-abe-dn1fg8tj

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

USPTO Granted Patents = 10

% Patents Active = 100.0

Average Co-Inventor Count = 5.8

ph-index = 3

Forward Citations = 39(Granted Patents)


Company Filing History:

goldMedal10 out of 630 
 
Dainippon Ink and Chemicals, Incorporated
 patents

Years Active: 1989-2001

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10 patents (USPTO):Explore Patents
1. 6271416 - Quinolinone derivative, method for preparing the same, and anti-allergic agent (2001-08-07),
2. 6136822 - Quinolinone derivative, method for preparing the same, and anti-allergic (2000-10-24),
3. 6114352 - Quinolinone derivative and anti-allergic agent with said quinolinone (2000-09-05),
4. 5981495 - Benzopyran derivative and method for treating heart disease using this (1999-11-09),
5. 5942521 - Quinolinone derivative and anti-allergic agent with said quinolinone (1999-08-24),
6. 5580552 - 7-glycosyloxybenzopyran derivative and antiallergic agent containing the (1996-12-03),
7. 5525595 - 3- or 4-glycosyloxybenzopyran derivative and antiallergic agent (1996-06-11),
8. 5428059 - Benzopyran derivatives and an anti-allergic agent possessing the same as (1995-06-27),
9. 5068364 - Chalcone derivatives and process for producing the same (1991-11-26),
10. 4874855 - Steroid compounds and process of preparing the same (1989-10-17),

Title: Masayoshi Abe: Innovator in Quinolinone Derivatives

Introduction

Masayoshi Abe is a prominent inventor based in Chiba, Japan. He has made significant contributions to the field of medicinal chemistry, particularly in the development of quinolinone derivatives. With a total of 10 patents to his name, Abe's work has the potential to impact the treatment of allergic diseases.

Latest Patents

Abe's latest patents include a quinolinone derivative and a method for preparing the same, as well as an anti-allergic agent. The invention relates to a simple method for preparing a quinolinone derivative, which is effective as a medicine for treating allergic diseases. The method involves the reaction of an amide derivative with a basic agent, leading to intramolecular ring formation. The quinolinone derivative is characterized by a specific general formula, which includes various substituents that enhance its medicinal properties.

Career Highlights

Masayoshi Abe is currently employed at Dainippon Ink and Chemicals, Incorporated. His work at this company has allowed him to focus on innovative solutions in the field of pharmaceuticals. Abe's research has led to the development of novel amide derivatives that serve as intermediates in the preparation of quinolinone derivatives.

Collaborations

Abe has collaborated with notable coworkers, including Hidetsugu Takagaki and Mitsuru Sakai. These collaborations have contributed to the advancement of his research and the successful development of his patented inventions.

Conclusion

Masayoshi Abe's contributions to the field of medicinal chemistry, particularly through his work on quinolinone derivatives, highlight his role as an influential inventor. His innovative methods and collaborative efforts continue to pave the way for advancements in the treatment of allergic diseases.

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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