Akishima, Japan

Kei Ooyama

This inventor holds 3 USPTO granted patents and 1 EPO patent. Top assignee: France Bed Co., Ltd.. Active years: 2006-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kei Ooyama. Retrieved from https://idiyas.com/inventor/kei-ooyama

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

Calculating rank

% Patents Active = 100.0

 

Average Co-Inventor Count = 1.2

ph-index = 2

Forward Citations = 25(Granted Patents)


Location History:

  • Higashiyamato, JP (2006)
  • Akishima, JP (2015 - 2017)

Company Filing History:


Years Active: 2006-2017

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3 patents (USPTO):Explore Patents

Title: Innovations by Kei Ooyama in Wheelchair Technology

Introduction

Kei Ooyama is a notable inventor based in Akishima, Japan. He has made significant contributions to wheelchair technology, holding three patents that enhance the functionality and safety of wheelchairs. His work reflects a commitment to improving mobility solutions for individuals with disabilities.

Latest Patents

One of Ooyama's latest inventions is a wheelchair that features a rear wheel rotatably mounted on a body. This design includes a seat that can move up and down between a raised and lowered position, along with a brake mechanism that prevents the rear wheel from rotating when the seat is elevated. Another significant patent is for a brake-equipped wheelchair, which incorporates coupling links that interact with a working link mechanism. This mechanism allows for the brake member to shift in response to the rotation of the coupling link, enabling effective braking control.

Career Highlights

Ooyama is currently employed at France Bed Co., Ltd., where he continues to innovate in the field of mobility devices. His work has been instrumental in developing advanced wheelchair designs that prioritize user safety and comfort.

Collaborations

Ooyama collaborates with Takashi Hasegawa, contributing to the development of innovative solutions in wheelchair technology.

Conclusion

Kei Ooyama's inventions represent a significant advancement in wheelchair technology, showcasing his dedication to enhancing mobility for individuals with disabilities. His patents reflect a thoughtful approach to design and functionality, making a positive impact in the field.

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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