Shizuoka, Japan

Hiroyuki Miyaji

This inventor holds 2 USPTO granted patents. Top assignee: Polyplastics Co., Ltd.. Active years: 1989-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyuki Miyaji. Retrieved from https://idiyas.com/inventor/hiroyuki-miyaji

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 = 4.4

ph-index = 2

Forward Citations = 16(Granted Patents)


Location History:

  • Fuji, JP (1989)
  • Shizuoka, JP (1995)

Company Filing History:


Years Active: 1989-1995

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2 patents (USPTO):Explore Patents

Title: Hiroyuki Miyaji: Innovator in Polyacetal Resin Composition

Introduction

Hiroyuki Miyaji is a notable inventor based in Shizuoka, Japan. He has made significant contributions to the field of materials science, particularly in the development of polyacetal resin compositions. With a total of 2 patents to his name, Miyaji's work has garnered attention in the industry.

Latest Patents

Miyaji's latest patents include a polyoxymethylene composition and a method of preparation for polyacetal compositions. His innovative polyacetal resin composition contains 0.1-30% by weight of one or more carbonaceous materials, such as carbon black, carbon fiber, and graphite. Additionally, it includes 0.0005-2% by weight of alkali metal compounds and alkaline earth metal compounds, which are crucial for enhancing the properties of the total composition.

Career Highlights

Miyaji is currently associated with Polyplastics Co., Ltd., where he continues to push the boundaries of material innovation. His work has not only advanced the understanding of polyacetal materials but has also contributed to their practical applications in various industries.

Collaborations

Miyaji has collaborated with esteemed colleagues, including Eitaro Ikegami and Noriyuki Sugiyama. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Hiroyuki Miyaji's contributions to the field of polyacetal resin compositions highlight his role as a key innovator in materials science. His patents reflect a commitment to advancing technology and improving material properties for various applications.

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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