Yachiyo, Japan

Yoshimi Tsuchiya

This inventor holds 10 USPTO granted patents. Top assignee: Kao Soap Company, Ltd.. Active years: 1978-1983.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshimi Tsuchiya. Retrieved from https://idiyas.com/inventor/yoshimi-tsuchiya-35ikhts4

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 = 2.6

ph-index = 8

Forward Citations = 214(Granted Patents)


Location History:

  • Yachiyo, JA (1978)
  • Yachiyo, JP (1979 - 1983)
  • Utsunomiya, JP (1981 - 1983)

Company Filing History:


Years Active: 1978-1983

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10 patents (USPTO):Explore Patents

Title: Innovations of Yoshimi Tsuchiya

Introduction

Yoshimi Tsuchiya is a prominent inventor based in Yachiyo, Japan. She has made significant contributions to the field of sanitary products and water-absorbing technologies. With a total of 10 patents to her name, Tsuchiya has established herself as a key figure in her industry.

Latest Patents

Among her latest innovations is a sanitary napkin that features an absorbent core, a liquid-impervious layer, and a non-woven wrapper fabric. This unique design includes a double-layer structure in the non-woven fabric, with one layer having fibers oriented uniformly and the other with randomly arranged fibers. Another notable patent is a water-absorbing sheet assembly, which consists of two sheets, at least one of which is water-permeable, with a polymeric absorbent inserted between them. This assembly is designed to enhance water absorption through a pressed and bonded structure.

Career Highlights

Tsuchiya is currently employed at Kao Soap Company, Ltd., where she continues to innovate and develop new products. Her work has had a significant impact on the hygiene and personal care industry, particularly in the design and functionality of absorbent materials.

Collaborations

Throughout her career, Tsuchiya has collaborated with notable colleagues, including Hiroshi Mizutani and Masayuki Sagae. These partnerships have contributed to her success and the advancement of her projects.

Conclusion

Yoshimi Tsuchiya's contributions to innovation in sanitary products and water-absorbing technologies highlight her expertise and dedication to improving everyday items. Her patents reflect a commitment to enhancing functionality and user experience in personal care products.

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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