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For the Inventor, By the Inventor

Kitakyushu, Japan

Yoshiyuki Kawahara

This inventor holds 1 USPTO granted patent. Top assignee: Toto Ltd.. Active years: 2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshiyuki Kawahara. Retrieved from https://idiyas.com/inventor/yoshiyuki-kawahara

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

Calculating rank
USPTO Granted Patents = 1

% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 1

Forward Citations = 58(Granted Patents)


Company Filing History:

goldMedal1 out of 1,232 
 
Toto Ltd.
 patents

Years Active: 2004

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1 patent (USPTO):Explore Patents
1. 6754912 - Human body cleaner (2004-06-29),

Title: Yoshiyuki Kawahara: Inventor of a Human Body Cleaner.

Introduction

Yoshiyuki Kawahara is an inventor associated with Kitakyushu, Japan. His recorded patent concerns a human body cleaner.

Latest Patents

Kawahara is credited with 1 patent, titled “Human body cleaner.”

Career Highlights

Kawahara is associated with Toto Ltd., a company known for products and technologies related to bathrooms and sanitation. His patent reflects an inventive contribution in the field of personal cleaning.

Collaborations

Kawahara’s listed coworkers include Ryosuke Hayashi and Minoru Sato.

Conclusion

Yoshiyuki Kawahara’s recorded invention, “Human body cleaner,” represents his contribution to personal-cleaning technology at Toto Ltd.

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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