Tokyo, Japan

Masatoshi Tonomura

This inventor holds 12 USPTO granted patents and 2 published patent applications and 3 EPO patents. Top assignees: Olympus Corporation, Olympus Medical Systems Corporation, Olympus Optical Company, Ltd.. Active years: 1997-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masatoshi Tonomura. Retrieved from https://idiyas.com/inventor/masatoshi-tonomura

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

USPTO Granted Patents = 12 

% Patents Active = 75.0

 

Average Co-Inventor Count = 2.6

ph-index = 4

Forward Citations = 424(Granted Patents)


Location History:

  • Koganei, JP (1997 - 2012)
  • Tokyo, JP (2002 - 2023)

Company Filing History:


Years Active: 1997-2026

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12 patents (USPTO):Explore Patents

Title: Masatoshi Tonomura: Innovator in Medical Technology

Introduction

Masatoshi Tonomura is a notable inventor based in Tokyo, Japan, recognized for his groundbreaking contributions to the field of medical technology. With a portfolio of ten patents, Tonomura’s work primarily focuses on developing innovative tools and systems for endoscopic treatments, showcasing his deep commitment to advancing healthcare solutions.

Latest Patents

Tonomura’s latest patents include a range of advanced medical devices. One such invention is a **Clip Unit** designed for mucous membrane lifting, which features an innovative arm structure that opens and closes with ease. This clip includes a holder to maintain the arms in a closed state and a thread grip that ensures proper operation during procedures. Another notable invention is an **Endoscopic Treatment Tool and Handle**, which integrates a sheath and a retractable treatment portion, equipped with a locking mechanism that enhances the safety and effectiveness of endoscopic procedures.

Career Highlights

Throughout his career, Masatoshi Tonomura has made significant strides in the medical device industry. He has contributed to several esteemed organizations, including **Olympus Medical Systems Corporation** and **Olympus Corporation**. His work in these companies has laid the foundation for many innovations that are instrumental in modern medical practices.

Collaborations

Tonomura has collaborated with talented professionals such as Yasuhiko Kikuchi and Minoru Shinozuka. Through these partnerships, he has been able to enhance his inventions further, leveraging the expertise of his coworkers to create novel medical solutions that address complex challenges in patient care.

Conclusion

Masatoshi Tonomura stands out as a visionary inventor who is dedicated to improving the field of medical technology. His innovative patents not only reflect his ingenuity but also his commitment to advancing healthcare practices. As he continues to develop new inventions, Tonomura's contributions will surely leave a lasting impact on the medical community and the patients it serves.

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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