Fukuoka, Japan

Keita Yoshisaka

This inventor holds 1 USPTO granted patent. Top assignee: Toto Ltd.. Active years: 2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keita Yoshisaka. Retrieved from https://idiyas.com/inventor/keita-yoshisaka

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 = 3.0

ph-index = 1


Company Filing History:


Years Active: 2023

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1 patent (USPTO):Explore Patents

Title: Keita Yoshisaka: Innovator in Flush Toilet Technology

Introduction

Keita Yoshisaka is a notable inventor based in Fukuoka, Japan. He has made significant contributions to the field of sanitation technology, particularly with his innovative designs for flush toilets. His work has been recognized for its practicality and efficiency, addressing common issues in modern restroom facilities.

Latest Patents

Yoshisaka holds a patent for a flush toilet that features a unique design. The flush toilet includes a bowl part that receives waste, a drainage water trap connected to the bottom of the bowl part, and a jet water spout port that directs washing water toward the drainage water trap. Additionally, it has a discharge port that is connected to the drainage water trap for waste disposal. The drainage water trap consists of a rising pipe line connected to the bowl part, a curved pipe line with a rising curved part that connects to the rising pipe line, and a falling curved part that descends backward. Furthermore, it includes a falling pipe line connected to the curved pipe line and a swelled part that forms a space swelled toward the back side, continuous with the discharge port on the downstream side of the curved top part of the curved pipe line. This innovative design enhances the functionality and efficiency of flush toilets.

Career Highlights

Keita Yoshisaka is currently employed at Toto Ltd., a leading company in the manufacturing of sanitary products. His work at Toto Ltd. has allowed him to focus on developing advanced toilet technologies that improve user experience and hygiene. His dedication to innovation has positioned him as a key player in the industry.

Collaborations

Yoshisaka has collaborated with talented coworkers, including Tomoaki Morita and Takehiro Minami. Their combined expertise has contributed to the successful development of new technologies in the field of sanitation.

Conclusion

Keita Yoshisaka's contributions to flush toilet technology exemplify the importance of innovation in everyday life. His patent reflects a commitment to improving sanitation solutions, making a significant impact in the industry.

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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