Sodegaura, Japan

Takashi Iiyama

This inventor holds 4 USPTO granted patents. Top assignee: Mitsui Chemicals, Inc.. Active years: 1999-2008.

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

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


% Patents Active = 50.0

Average Co-Inventor Count = 4.7

ph-index = 3

Forward Citations = 52(Granted Patents)


Location History:

  • Chiba, JP (1999)
  • Chiba-ken, JP (2002)
  • Yokohama, JP (2007)
  • Sodegaura, JP (2008)

Company Filing History:


Years Active: 1999-2008

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4 patents (USPTO):Explore Patents

Title: Takashi Iiyama: Innovator in Resin Composition and Road Reinforcement Technologies

Introduction

Takashi Iiyama is a notable inventor based in Sodegaura, Japan. He has made significant contributions to the field of materials science, particularly in resin compositions and road reinforcement technologies. With a total of 4 patents to his name, Iiyama's work has had a considerable impact on various industrial applications.

Latest Patents

Iiyama's latest patents include innovative developments in resin compositions and road reinforcement methods. One of his patents focuses on a resin composition that offers sufficient rigidity and superior workability, even at thicknesses of 0.2 mm or less. This composition includes a resin component containing a compound with a maleimide group and calcinated talc, which is crucial for achieving the desired properties. Another significant patent involves a paved road structure that incorporates a reinforcement sheet layer and a pavement layer. This design features an asphalt layer laminated to a composite material that is impregnated with thermoplastic resin, ensuring a high volume content of continuous glass fiber for enhanced strength.

Career Highlights

Iiyama is currently associated with Mitsui Chemicals, Inc., where he continues to develop innovative materials and technologies. His work has been instrumental in advancing the capabilities of resin compositions and improving the durability of road infrastructures.

Collaborations

Iiyama has collaborated with notable colleagues such as Hitoshi Sakuraba and Sachio Yokote. Their combined expertise has contributed to the successful development of various projects and patents.

Conclusion

Takashi Iiyama's contributions to the fields of resin composition and road reinforcement technologies highlight his innovative spirit and dedication to advancing material science. His patents reflect a commitment to improving industrial applications and enhancing the performance of essential materials.

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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