Kanagawa, Japan

Keiko Yamashita

This inventor holds 13 USPTO granted patents and 3 published patent applications and 10 EPO patents. Top assignees: Terumo Kabushiki Kaisha, Kansai Medical University. Active years: 2017-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keiko Yamashita. Retrieved from https://idiyas.com/inventor/keiko-yamashita

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

USPTO Granted Patents = 13 

% Patents Active = 76.9

 

Average Co-Inventor Count = 3.1

ph-index = 2

Forward Citations = 19(Granted Patents)


Location History:

  • Ashigarakami-gun, JP (2017 - 2019)
  • Atsugi, JP (2019)
  • Kanagawa, JP (2017 - 2020)

Company Filing History:


Years Active: 2017-2020

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13 patents (USPTO):Explore Patents

Title: **Innovative Contributions of Keiko Yamashita**

Introduction

Keiko Yamashita, an accomplished inventor based in Kanagawa, Japan, has made significant contributions to the field of medical technology. With a portfolio of 13 patents, she has dedicated her career to developing innovative solutions that improve patient outcomes and enhance medical procedures.

Latest Patents

Among her most recent patents are two groundbreaking inventions. The first is a **drug coating layer** designed for a non-porous nylon elastomer balloon substrate. This layer features a series of elongated bodies formed from water-insoluble drugs, each arranged in such a way that their long axes are linear and intersect the substrate at precise angles. This innovative design allows for low toxicity while effectively inhibiting intravascular stenosis.

The second invention is a **contrast agent removing device** intended for use in blood vessels. This device includes an elongated outer tube and an inner tube positioned within it. It features an expandable portion that can be stored within the outer tube and can expand into a funnel shape. Additionally, the device has a fixing portion at the rim of the expandable section, designed to firmly attach to contact objects, thus aiding the effective removal of contrast agents.

Career Highlights

Throughout her career, Keiko Yamashita has worked with notable organizations, such as Terumo Kabushiki Kaisha and Kansai Medical University Educational Corporation. Her experience in these respected institutions has allowed her to collaborate on pivotal projects, driving advancements in medical technology.

Collaborations

Keiko has worked alongside esteemed colleagues in her field, including Shigenori Nozawa and Katsumi Morimoto. Together, they have contributed to the intersection of research and practical application within the realm of medical innovations.

Conclusion

Keiko Yamashita's inventive spirit and dedication to enhancing healthcare through her patents reflect her status as a prominent inventor. Her work continues to influence the development of medical devices and offers promising solutions for various medical challenges. Through collaboration and her inventiveness, she stands out as a leading figure in the realm of medical innovation.

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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