Kyoto, Japan

Naomi Toyoshima

This inventor holds 2 USPTO granted patents. Top assignee: Dai-Ichi Kogyo Seiyaku Co., Ltd.. Active years: 2016-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Naomi Toyoshima. Retrieved from https://idiyas.com/inventor/naomi-toyoshima

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 = 3.4

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2016-2020

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2 patents (USPTO):Explore Patents

Title: Naomi Toyoshima: Innovator in Flame-Retardant Materials

Introduction

Naomi Toyoshima is a prominent inventor based in Kyoto, Japan. She has made significant contributions to the field of materials science, particularly in the development of flame-retardant compositions. With a total of two patents to her name, Toyoshima's work focuses on enhancing safety and sustainability in material applications.

Latest Patents

Toyoshima's latest patents include a flame-retardant foamable styrene resin composition and a flame-retardant foamed styrene resin composition. The first patent provides a composition that boasts high flame retardancy and thermal stability while being recyclable. This composition includes a styrene resin, a bromine-containing organic compound, zinc oxide, and a foaming agent, with specific proportions to ensure effectiveness. The second patent also emphasizes recyclability and high flame-retardancy, achieved by incorporating a mixture of bromine-containing flame retardants, zinc-modified hydrotalcite, zeolite, and a foaming agent.

Career Highlights

Naomi Toyoshima is currently employed at Dai-ichi Kogyo Seiyaku Co., Ltd., where she continues to innovate in the field of flame-retardant materials. Her work is characterized by a commitment to developing safer and more sustainable products that meet industry standards.

Collaborations

Throughout her career, Toyoshima has collaborated with notable colleagues, including Masahito Nishiura and Hisanori Semori. These collaborations have contributed to the advancement of her research and the successful development of her patented technologies.

Conclusion

Naomi Toyoshima stands out as a key figure in the innovation of flame-retardant materials, with her patents reflecting a dedication to safety and environmental responsibility. Her contributions continue to influence the industry and pave the way for future advancements.

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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