Otsu, Japan

Kumi Oyama

This inventor holds 2 USPTO granted patents and 4 published patent applications and 2 EPO patents. Top assignee: Toray Industries, Inc.. Active years: 2022-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kumi Oyama. Retrieved from https://idiyas.com/inventor/kumi-oyama

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

Calculating rank
USPTO Granted Patents = 2 

% Patents Active = 100.0

 

Average Co-Inventor Count = 3.0

ph-index = 1


Company Filing History:


Years Active: 2022-2024

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2 patents (USPTO):Explore Patents

Title: Kumi Oyama: Innovator in Nonwoven Fabric Technology

Introduction

Kumi Oyama is a prominent inventor based in Otsu, Japan. She has made significant contributions to the field of nonwoven fabric technology, particularly in applications for skin care products. With a total of 2 patents, her innovations are paving the way for advancements in personal care.

Latest Patents

Kumi Oyama's latest patents include a nonwoven fabric specifically designed for skin care products, which features a unique composition of thermoplastic resin fibers and cellulose fibers. This nonwoven fabric is engineered to have a tensile strength of the cellulose fiber measured in accordance with JIS L 1015:2010 8.7.2 of 1.9 cN/dtex or less. The total content of the thermoplastic resin fiber and cellulose fiber is maintained at 85% by mass or more relative to the total mass of the fabric. Additionally, she has developed a laminated nonwoven fabric that excels in both manufacturing handling properties and adherence to the skin, particularly for use in face masks.

Career Highlights

Throughout her career, Kumi Oyama has worked with notable companies such as Toray Industries, Inc. and Nanotheta Co., Ltd. Her experience in these organizations has allowed her to refine her expertise in nonwoven fabric technology and its applications.

Collaborations

Kumi has collaborated with esteemed colleagues, including Makoto Nakahara and Hiroshi Kajiyama. These partnerships have contributed to her innovative work and the development of her patented technologies.

Conclusion

Kumi Oyama's contributions to nonwoven fabric technology highlight her role as a leading inventor in the field. Her innovative patents are set to enhance the quality and effectiveness of skin care products, showcasing her dedication to advancing personal care solutions.

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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