Tochigi, Japan

Yuji Yana

This inventor holds 1 USPTO granted patent. Top assignee: Kao Corporation. Active years: 1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuji Yana. Retrieved from https://idiyas.com/inventor/yuji-yana

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 = 6.0

ph-index = 1

Forward Citations = 104(Granted Patents)


Company Filing History:


Years Active: 1999

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1 patent (USPTO):Explore Patents

Title: Yuji Yana: Innovator in Absorbent Technology

Introduction

Yuji Yana is a notable inventor based in Tochigi-ken, Japan. He has made significant contributions to the field of absorbent articles, showcasing his innovative spirit and technical expertise. His work has led to the development of a unique patent that addresses specific needs in absorbent technology.

Latest Patents

Yuji Yana holds a patent for an absorbent article that features a substantially elongated design. This article includes a liquid permeable topsheet, a liquid impermeable backsheet, and an absorbent member positioned between the two. Notably, the design incorporates hydrophobic areas along the opposing longitudinal side portions of the upper surface, which are strategically placed inward from the longitudinal side edges. Each hydrophobic area contains an antileakage groove, which can vary in width from 0.1 mm to 20 mm. The depth of these grooves ranges from 0.1 mm to 12 mm, providing an effective solution for preventing leakage.

Career Highlights

Yuji Yana is associated with Kao Corporation, a leading company in the consumer goods sector. His work at Kao Corporation has allowed him to focus on innovations that enhance the functionality and reliability of absorbent products. With a total of 1 patent, Yana's contributions are recognized within the industry.

Collaborations

Throughout his career, Yuji Yana has collaborated with talented individuals such as Yasuo Toyoshima and Tetsuya Kusagawa. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of innovative solutions.

Conclusion

Yuji Yana's work in absorbent technology exemplifies the impact of innovation in everyday products. His patent reflects a commitment to improving functionality and user experience in absorbent articles. Through his contributions, Yana continues to influence the industry positively.

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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