Nagoya, Japan

Hiromitsu Ishii

This inventor holds 6 USPTO granted patents and 2 EPO patents. Top assignee: Toray Industries, Inc.. Active years: 1993-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiromitsu Ishii. Retrieved from https://idiyas.com/inventor/hiromitsu-ishii-nfafox7k

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 = 3.0

ph-index = 4

Forward Citations = 67(Granted Patents)


Company Filing History:


Years Active: 1993-2013

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6 patents (USPTO):Explore Patents

Title: Hiromitsu Ishii: Innovator in Flame-Retardant Thermoplastic Resins

Introduction

Hiromitsu Ishii is a prominent inventor based in Nagoya, Japan. He has made significant contributions to the field of thermoplastic resin compositions, particularly in developing flame-retardant materials. With a total of 6 patents to his name, Ishii's work is recognized for its innovative approach to enhancing material safety and performance.

Latest Patents

Ishii's latest patents include a flame-retardant thermoplastic resin composition and a molded article. This innovative composition significantly reduces corrosiveness to metals while maintaining a high degree of flame retardancy. It is produced by adding a phosphinic acid salt and a compound with a specific structure to a thermoplastic resin. The resulting molded articles are useful as materials for mechanical machine parts, electric/electronic components, and automotive parts. The flame-retardant thermoplastic resin composition consists of 65 to 99 wt % of a thermoplastic resin, 1 to 35 wt % of at least one phosphinic acid salt, and 0.001 to 0.70 wt % of a specific compound.

Another notable patent involves a resin composition that includes a polylactic acid resin and an aromatic polycarbonate resin. This composition is designed to enhance the properties of the materials used in various applications.

Career Highlights

Hiromitsu Ishii is currently associated with Toray Industries, Inc., a leading company in the field of advanced materials. His work at Toray has allowed him to focus on developing innovative solutions that address industry needs for safer and more efficient materials.

Collaborations

Ishii has collaborated with notable coworkers such as Takashi Nagao and Hiroyuki Ohme. Their combined expertise has contributed to the advancement of research and development in thermoplastic resins.

Conclusion

Hiromitsu Ishii's contributions to the field of flame-retardant thermoplastic resins highlight his innovative spirit and dedication to improving material safety. His patents reflect a commitment to advancing technology in this critical area.

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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