Hiroshima, Japan

Shinji Oohama

This inventor holds 4 USPTO granted patents. Top assignee: Ryobi Limited. Active years: 2003-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shinji Oohama. Retrieved from https://idiyas.com/inventor/shinji-oohama

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


% Patents Active = 50.0

Average Co-Inventor Count = 1.3

ph-index = 3

Forward Citations = 65(Granted Patents)


Location History:

  • Hiroshima-ken, JP (2003)
  • Fuchu, JP (2004 - 2006)
  • Hiroshima, JP (2013)

Company Filing History:


Years Active: 2003-2013

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4 patents (USPTO):Explore Patents

Title: The Innovations of Shinji Oohama

Introduction

Shinji Oohama is a notable inventor based in Hiroshima, Japan. He has made significant contributions to the field of engineering, particularly in the design of cutting machines and portable tools. With a total of 4 patents to his name, Oohama continues to innovate and improve the functionality and safety of various devices.

Latest Patents

One of Oohama's latest inventions is a slide-type cutting machine. This machine ensures safer operation when cutting wood or similar materials and can be stored in a compact state. The design features a linear guide unit that includes a slide shaft moving in a direction perpendicular to the cutting section's movement. It also incorporates a first slide holder for guiding the slide shaft's movement and a second slide holder located at the lower end of the slide shaft to restrict its movement by abutting against the first slide holder. Additionally, a linkage element consists of a first link connected to the cutting section and the second slide holder, and a second link connected to the first slide holder and the first link.

Another notable invention is a portable electric blower, which showcases Oohama's versatility in creating practical tools for everyday use.

Career Highlights

Shinji Oohama is currently employed at Ryobi Limited, a company renowned for its innovative power tools and outdoor products. His work at Ryobi has allowed him to contribute to the development of cutting-edge technology that enhances user experience and safety.

Collaborations

Oohama collaborates with Masaharu Noma, a fellow inventor, to further advance their projects and share insights within their field.

Conclusion

Shinji Oohama's contributions to the world of inventions, particularly in cutting machines and portable tools, highlight his commitment to innovation and safety. His work continues to impact the industry positively, making him a significant figure in engineering.

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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