Kanagawa, Japan

Junpei Kumagai

This inventor holds 2 USPTO granted patents and 2 published patent applications. Top assignee: Paramount Bed Company, Limited. Active years: 2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Junpei Kumagai. Retrieved from https://idiyas.com/inventor/junpei-kumagai-vrrf2wil

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

USPTO Granted Patents = 2 

% Patents Active = 100.0

Average Co-Inventor Count = 7.5

ph-index = 1


Company Filing History:


Years Active: 2025

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2 patents (USPTO):Explore Patents

Title: Innovations by Junpei Kumagai

Introduction

Junpei Kumagai is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of information processing technology. With a total of 2 patents, his work focuses on enhancing user experience in toilet technology.

Latest Patents

Kumagai's latest patents include an information processing apparatus and an information collection apparatus. The information processing apparatus features a housing that contains a distance sensor, which measures the distance to an object when a toilet seat is in use. The control unit detects when a user is sitting on the seat based on the sensor's measurements. The design ensures that the sensor is positioned effectively for accurate detection.

The information collection apparatus includes a sitting sensor that detects when a user is seated on the toilet. It also features an information collector that gathers data about excretion in the bowl. The apparatus is designed with a bridge component that connects the inside and outside of the toilet rim, ensuring stability and functionality.

Career Highlights

Kumagai is currently employed at Paramount Bed Company, Limited, where he continues to innovate in the field of information processing. His work has been instrumental in developing technologies that improve the functionality and user-friendliness of toilet systems.

Collaborations

Kumagai collaborates with Takeshi Yamamoto, a fellow innovator in the field. Their partnership has led to advancements in the design and implementation of their patented technologies.

Conclusion

Junpei Kumagai's contributions to information processing technology demonstrate his commitment to innovation and user-centered design. His patents reflect a deep understanding of user needs and technological possibilities.

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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