Kitakyushu, Japan

Koji Sonoda

This inventor holds 3 USPTO granted patents and 2 EPO patents. Top assignee: Toto Ltd.. Active years: 2020-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koji Sonoda. Retrieved from https://idiyas.com/inventor/koji-sonoda-9n55fff8

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 = 9.0

ph-index = 2

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 2020-2025

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3 patents (USPTO):Explore Patents

Title: Innovations by Koji Sonoda

Introduction

Koji Sonoda is a notable inventor based in Kitakyushu, Japan. He has made significant contributions to the field of innovative home appliances, particularly in bathroom technology. With a total of 3 patents to his name, Sonoda's work reflects a commitment to enhancing user experience and functionality in everyday products.

Latest Patents

One of Sonoda's latest inventions is a bathtub apparatus designed to effectively detect electrocardiographic signals even while water is being discharged. This innovative bathtub includes a main body, a water discharge device, and electrodes strategically placed to monitor the bathing person's heart signals. The design ensures that the electrodes are positioned closer to the inner wall surface than the point where the discharged water hits the surface, allowing for accurate readings.

Another significant invention is a toilet seat device that incorporates advanced technology for body weight measurement. This device features a main part, a toilet seat, a load sensor, and a controller. The load sensor detects the weight applied to the seating part, while the controller can switch between a register mode and a normal-use mode for accurate body weight estimation. This innovation not only enhances user convenience but also promotes health monitoring.

Career Highlights

Koji Sonoda is currently associated with Toto Ltd., a leading company in the bathroom fixtures industry. His work at Toto Ltd. has allowed him to focus on developing cutting-edge products that improve the functionality and comfort of bathroom appliances.

Collaborations

Sonoda has collaborated with talented coworkers such as Hiroshi Tsuboi and Tomohiro Hara. Their combined expertise has contributed to the successful development of innovative products that meet the needs of modern consumers.

Conclusion

Koji Sonoda's contributions to the field of bathroom technology exemplify the spirit of innovation. His patents reflect a deep understanding of user needs and a commitment to improving everyday experiences. Through his work, Sonoda continues to inspire advancements in home appliance design.

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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