Fuji, Japan

Makoto Iiyama

This inventor holds 4 USPTO granted patents. Top assignee: Polyplastics Co., Ltd.. Active years: 1990-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Makoto Iiyama. Retrieved from https://idiyas.com/inventor/makoto-iiyama

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 = 4.3

ph-index = 3

Forward Citations = 15(Granted Patents)


Location History:

  • Shizuoka, JP (1991)
  • Fuji, JP (1990 - 1992)

Company Filing History:


Years Active: 1990-1992

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4 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Makoto Iiyama

Introduction

Makoto Iiyama is a notable inventor based in Fuji, Japan. He has made significant contributions to the field of materials science, particularly in the development of advanced resin compositions. With a total of 4 patents to his name, Iiyama continues to push the boundaries of innovation in his industry.

Latest Patents

Iiyama's latest patents showcase his expertise in creating specialized materials. One of his notable inventions is an electric wire coated with a halogen-containing polyester resin. This composition includes a flame retardant aromatic polyester copolymer with a halogen content ranging from 0.5% to 30% by weight, produced through a condensation polymerization reaction. Another significant patent involves an injection process for long fiber-containing resin. This process allows for the injection of a thermoplastic resin and long fiber into a molded article, achieving excellent physical properties. The resin composition is molded in the form of pellets that are 3 mm or longer, containing 10% to 80% by weight of fibers arranged in the lengthwise direction.

Career Highlights

Makoto Iiyama is currently associated with Polyplastics Co., Ltd., where he applies his innovative ideas to develop cutting-edge materials. His work has been instrumental in advancing the capabilities of resin technologies, making significant impacts in various applications.

Collaborations

Throughout his career, Iiyama has collaborated with talented individuals such as Kenji Hijikata and Yukihiko Kageyama. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion

Makoto Iiyama's contributions to the field of materials science are noteworthy, with his innovative patents paving the way for advancements in resin technology. His work continues to inspire future innovations in the industry.

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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