Kobe, Japan

Shunitsu Miyashita

This inventor holds 7 USPTO granted patents, plus 1 CIPO patent. Top assignee: Kanegafuchi Kagaku Kogyo Kabushiki Kaisha. Active years: 1982-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shunitsu Miyashita. Retrieved from https://idiyas.com/inventor/shunitsu-miyashita

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 = 2.2

ph-index = 5

Forward Citations = 103(Granted Patents)


Company Filing History:


Years Active: 1982-1993

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7 patents (USPTO):Explore Patents

Title: **Innovator Spotlight: Shunitsu Miyashita and His Contributions to Flame-Retardant Materials**

Introduction

Shunitsu Miyashita is an esteemed inventor based in Kobe, Japan, recognized for his significant contributions to the field of material science. With a remarkable record of seven patents, Miyashita's work primarily focuses on enhancing flame-retardant materials and polyester resin compositions, crucial for various industrial applications.

Latest Patents

Among his latest innovations, Miyashita has developed a **flame-retardant resin composition**. This advanced composition combines a thermoplastic polyester with a flame retardant that contains an organic halide compound, an antimony compound, and an alkoxide silane compound. The formulation is engineered to provide high strength and excellent thermal stability, making it ideal for use in environments where fire safety is paramount.

Another notable patent is his **polyester resin composition**, which significantly improves molding processability. This innovative composition is formulated to yield molded articles with enhanced impact resistance, mechanical strength, and heat resistance. It includes a thermoplastic polyester such as polyethylene terephthalate, an epoxy group-containing polymer with limited elasticity, and a copolymer that integrates alkali metal-neutralized carboxyl groups.

Career Highlights

Miyashita's professional journey is deeply intertwined with his role at Kanegafuchi Kagaku Kogyo Kabushiki Kaisha, where he has been instrumental in advancing research and development in polymer sciences. His expertise in developing materials that address safety and durability has positioned the company as a leader in this niche market.

Collaborations

Throughout his career, Shunitsu Miyashita has collaborated with talented colleagues like Kenji Mogami and Akiyoshi Somemiya. These collaborations have fostered a creative environment that encourages innovation and enhances the scope of their projects, resulting in groundbreaking patents and products.

Conclusion

As a dedicated inventor, Shunitsu Miyashita has carved out a niche for himself in the world of material innovation. His contributions, particularly in flame-retardant and polyester resin compositions, not only demonstrate his expertise but also address critical safety and performance needs in various industries. With a strong foundation built on collaboration and ingenuity, Miyashita continues to pave the way for future innovations.

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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