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For the Inventor, By the Inventor

Hasuda, Japan

Ikuo Koyama

This inventor holds 7 USPTO granted patents, plus 1 CIPO patent. Top assignees: Taisho Pharmaceutical Co., Ltd., Kabushiki Kaisha Toshiba. Active years: 1989-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ikuo Koyama. Retrieved from https://idiyas.com/inventor/ikuo-koyama

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

USPTO Granted Patents = 7

% Patents Active = 100.0

 

Average Co-Inventor Count = 3.6

ph-index = 6

Forward Citations = 322(Granted Patents)


Location History:

  • Hasuda, JP (1989 - 1993)
  • Saitama, JP (1996)
  • Tokyo, JP (1990 - 1998)

Company Filing History:

goldMedal6 out of 314 
 
Taisho Pharmaceutical Co., Ltd.
 patents
silverMedal1 out of 53,250 
 
Kabushiki Kaisha Toshiba
 patents

Years Active: 1989-1998

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7 patents (USPTO):Explore Patents
1. 5707646 - Taste masking pharmaceutical composition (1998-01-13),
2. 5565213 - Stable liposome aqueous suspension (1996-10-15),
3. 5227171 - Process for producing flavored pharmaceutical preparation for oral (1993-07-13),
4. 5017383 - Method of producing fine coated pharmaceutical preparation (1991-05-21),
5. 4958339 - Optical card with increased data storage capacity and (1990-09-18),
6. 4892740 - Orally administrable pharmaceutical preparation of improved flavoring (1990-01-09),
7. 4853249 - Method of preparing sustained-release pharmaceutical/preparation (1989-08-01),

Title: Ikuo Koyama: Innovator in Pharmaceutical Composition

Introduction

Ikuo Koyama is a notable inventor based in Hasuda, Japan. He has made significant contributions to the field of pharmaceuticals, particularly in the development of innovative compositions that enhance drug delivery and efficacy. With a total of 7 patents to his name, Koyama's work has had a lasting impact on the industry.

Latest Patents

Among his latest patents are a taste masking pharmaceutical composition and a stable liposome aqueous suspension. These inventions demonstrate his commitment to improving patient experiences and outcomes through advanced pharmaceutical technologies.

Career Highlights

Koyama has worked with prominent companies such as Taisho Pharmaceutical Co., Ltd. and Kabushiki Kaisha Toshiba. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in the pharmaceutical sector.

Collaborations

Throughout his career, Koyama has collaborated with talented individuals, including Kimihide Shimano and Katsu Nakamori. These partnerships have fostered a creative environment that has led to the development of impactful inventions.

Conclusion

Ikuo Koyama's contributions to pharmaceutical innovation highlight his expertise and dedication to improving healthcare solutions. His patents and collaborations reflect a commitment to advancing the field and enhancing patient care.

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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