Tokyo, Japan

Hiroshi Hashi

This inventor holds 22 USPTO granted patents and 2 published patent applications, primarily in Medical Devices. Top assignees: Olympus Optical Company, Ltd., Olympus Corporation, Riso Kagaku Corporation. Active years: 1990-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Hashi. Retrieved from https://idiyas.com/inventor/hiroshi-hashi

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

USPTO Granted Patents = 22 

% Patents Active = 81.8

Average Co-Inventor Count = 2.1

ph-index = 6

Forward Citations = 157(Granted Patents)


Location History:

  • Koganei, JP (1992)
  • Higashimurayama, JP (1990 - 1993)
  • Tokyo, JP (1994 - 2024)

Company Filing History:


Years Active: 1990-2024

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Areas of Expertise:
Medical Device
Overtube Device
Inkjet Printer
Image Forming Apparatus
Optical Information
Data Storage
Printing Accuracy
Medical Adapter
Recording Head
Sealing Mechanism
Optical Card
Data Writing
22 patents (USPTO):Explore Patents

Title: Innovator Hiroshi Hashi: Pioneering Medical Devices in Tokyo

Introduction: Hiroshi Hashi is a renowned inventor based in Tokyo, Japan, boasting an impressive portfolio of 22 patents. His work in the field of medical devices showcases innovative designs and practical applications, reflecting a commitment to improving healthcare technology.

Latest Patents: Among his latest inventions are groundbreaking medical devices. One such invention is a medical device featuring an insertion part with a longitudinal axis, equipped with two balloons connected via a fluid supply path. This device allows for the controlled expansion and contraction of both balloons, enhancing its operational effectiveness in medical procedures. Additionally, Hashi designed an overtube device that includes a tube body with a bending part and a main body part. The device is engineered to facilitate manipulation through a wire mechanism that holds a specific curved shape, showcasing his ingenuity in problem-solving within medical applications.

Career Highlights: Throughout his career, Hiroshi Hashi has made significant contributions to the field by working with respected companies such as Olympus Optical Company, Ltd. and Olympus Corporation. His expertise and innovative mindset have propelled advancements in medical device technology, further solidifying his position as a key player in the industry.

Collaborations: In his pursuit of innovation, Hiroshi has collaborated with talented professionals including Toshihiro Kitahara and Akihiko Hashimoto. These partnerships foster a collaborative environment that encourages creativity and leads to the development of cutting-edge medical solutions.

Conclusion: With 22 patents to his name, Hiroshi Hashi stands as a testament to the power of innovation in healthcare technology. His inventive spirit and dedication to improving medical devices continue to pave the way for advancements that ultimately benefit patients and healthcare professionals alike.

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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