Kimitsu, Japan

Junnichi Nakahashi

This inventor holds 2 USPTO granted patents. Top assignees: Asahi Kasei Kabushiki Kaisha, Asahi Kasei Kogyo Kabushiki Kaisha. Active years: 1988-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Junnichi Nakahashi. Retrieved from https://idiyas.com/inventor/junnichi-nakahashi

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 = 2

Forward Citations = 15(Granted Patents)


Location History:

  • Nobeoka, JP (1988)
  • Kimitsu, JP (2006)

Company Filing History:


Years Active: 1988-2006

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2 patents (USPTO):Explore Patents

Title: Junnichi Nakahashi: Innovator in Flame Retardant Technologies

Introduction

Junnichi Nakahashi is a notable inventor based in Kimitsu, Japan. He has made significant contributions to the field of flame retardant materials, holding a total of 2 patents. His work focuses on developing compositions that enhance the safety and performance of various resins.

Latest Patents

Nakahashi's latest patents include a flame retardant composition and a flame-resistant polyamide resin composition. The flame retardant composition comprises a polyphenylene ether resin with a number average molecular weight in terms of polystyrene ranging from 500 to 5,000, combined with a phosphazene compound. This innovative composition is designed to be halogen-free while maintaining excellent processability, heat resistance, and flame retardancy. The second patent, the flame-resistant polyamide resin composition, features a blend of polyamide, brominated polystyrene, and a copolymer of an aromatic vinyl compound and an α, β-unsaturated dicarboxylic acid anhydride. This composition is formulated to enhance flame resistance while ensuring optimal performance.

Career Highlights

Throughout his career, Junnichi Nakahashi has worked with prominent companies such as Asahi Kasei Kogyo and Asahi Kasei Corporation. His experience in these organizations has allowed him to refine his expertise in material science and innovation.

Collaborations

Nakahashi has collaborated with notable colleagues, including Atsushi Nanasawa and Takuo Shigetomi. These partnerships have contributed to the advancement of flame retardant technologies and have fostered a collaborative environment for innovation.

Conclusion

Junnichi Nakahashi's contributions to flame retardant materials demonstrate his commitment to enhancing safety in various applications. His innovative patents and collaborations highlight his role as a key figure in the field of material science.

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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