Osaka, Japan

Tsutomu Okumoto

This inventor holds 1 USPTO granted patent. Top assignee: Matsushita Electric Works, Ltd.. Active years: 1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsutomu Okumoto. Retrieved from https://idiyas.com/inventor/tsutomu-okumoto

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 = 2.0

ph-index = 1

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 1992

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1 patent (USPTO):Explore Patents

Title: Tsutomu Okumoto: Innovator in Toilet Covering Hinge Assembly

Introduction

Tsutomu Okumoto is a notable inventor based in Osaka, Japan. He is recognized for his innovative contributions to the field of toilet covering mechanisms. His work has led to the development of a unique hinge assembly that enhances the functionality of toilet coverings.

Latest Patents

Okumoto holds a patent for a toilet covering hinge assembly. This invention allows for the mounting of a toilet covering to the rear of a toilet, enabling it to rotate between a lowered and a raised position. The hinge assembly features a hinge element at the rear end of the toilet covering, which includes a bore extending along the hinge axis. A hinge shaft is positioned within this bore, allowing for rotation in conjunction with the toilet covering. The design incorporates a support member on the side of the toilet, facilitating the hinge shaft's rotation relative to the toilet. Additionally, a retainer spring is secured to the hinge element, preventing axial movement of the hinge shaft and ensuring stability during use.

Career Highlights

Tsutomu Okumoto has made significant strides in his career, particularly through his work at Matsushita Electric Works, Ltd. His innovative designs have contributed to advancements in toilet technology, showcasing his expertise in mechanical engineering and product design.

Collaborations

Okumoto has collaborated with fellow inventor Tsutomu Amaki, further enhancing the scope of innovation in their projects. Their partnership has led to the exploration of new ideas and improvements in product functionality.

Conclusion

Tsutomu Okumoto's contributions to the field of toilet covering mechanisms exemplify his innovative spirit and dedication to improving everyday products. His patent for the toilet covering hinge assembly stands as a testament to his engineering skills and creativity.

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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