Yokohama, Japan

Yasunobu Izumi

This inventor holds 6 USPTO granted patents. Top assignees: Sumitomo Bakelite Company Limited, Kurray Co., Ltd.. Active years: 1992-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasunobu Izumi. Retrieved from https://idiyas.com/inventor/yasunobu-izumi

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


% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 6

Forward Citations = 577(Granted Patents)


Location History:

  • Yokohama, JP (1992 - 1993)
  • Akita, JP (1996 - 2001)

Company Filing History:


Years Active: 1992-2001

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6 patents (USPTO):Explore Patents

Title: Yasunobu Izumi: Innovator in Medicinal Technology

Introduction

Yasunobu Izumi is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of medicinal technology, holding a total of 6 patents. His innovative designs focus on improving medical procedures and patient comfort.

Latest Patents

One of his latest inventions is a medicinal liquid injection port. This device features an internal space for storing medicinal liquid, a medicinal liquid inlet, a septum for sealing the inlet, and a medicinal liquid outflow path. The design includes a connector for catheter attachment and a protective lock, ensuring a secure connection. The port's unique concave shape enhances its functionality and aesthetic appeal.

Another notable patent is the endoscopic guide tube with an embedded coil spring. This guide tube is designed to facilitate the passage of an endoscope through the pharynx to the esophagus. It simplifies washing or aspiration from the esophagus or stomach, significantly reducing treatment time and minimizing patient discomfort.

Career Highlights

Yasunobu Izumi has worked with reputable companies such as Sumitomo Bakelite Company Limited and Kuraray Co., Ltd. His experience in these organizations has contributed to his expertise in developing innovative medical devices.

Collaborations

Throughout his career, Izumi has collaborated with notable colleagues, including Mamoru Nishijima and Zenetu Suzuki. These partnerships have fostered a creative environment that has led to the development of groundbreaking inventions.

Conclusion

Yasunobu Izumi's contributions to medicinal technology demonstrate his commitment to enhancing patient care through innovation. His patents reflect a deep understanding of medical needs and a dedication to improving healthcare solutions.

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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