Takaishi, Japan

Akihiko Nakajima

This inventor holds 7 USPTO granted patents. Top assignees: Mitsui Toatsu Chemicals, Incorporated, Mitsui Chemicals, Inc.. Active years: 1988-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akihiko Nakajima. Retrieved from https://idiyas.com/inventor/akihiko-nakajima

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 = 5.7

ph-index = 5

Forward Citations = 46(Granted Patents)


Location History:

  • Takaishi, JP (1988 - 1999)
  • Osaka-fu, JP (2000)

Company Filing History:


Years Active: 1988-2000

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7 patents (USPTO):Explore Patents

Title: Akihiko Nakajima: Innovator in Polymer Chemistry

Introduction

Akihiko Nakajima is a prominent inventor based in Takaishi, Japan. He has made significant contributions to the field of polymer chemistry, holding a total of 7 patents. His innovative work focuses on the polymerization processes that enhance the properties of various materials.

Latest Patents

One of Nakajima's latest patents involves a process for the (co)polymerization of acrylonitrile at elevated temperatures. This method allows for the evaporation of monomer materials while maintaining a controlled vapor phase, which prevents the release of vapor outside the reaction tank. This innovative approach effectively manages reaction heat and avoids the mixing of gelled polymers in the final product. Another notable patent is for a transparent, rubber-modified styrene resin. This resin comprises a copolymer of styrene and alkyl (meth)acrylate, combined with a rubbery polymer that enhances its properties. The production process ensures that the copolymer and rubbery polymer maintain a similar refractive index, resulting in a high-quality material.

Career Highlights

Throughout his career, Nakajima has worked with notable companies such as Mitsui Toatsu Chemicals and Mitsui Chemicals. His experience in these organizations has allowed him to refine his expertise in polymer chemistry and contribute to various innovative projects.

Collaborations

Nakajima has collaborated with esteemed colleagues, including Mune Iwamoto and Masato Takaku. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in the field.

Conclusion

Akihiko Nakajima's contributions to polymer chemistry through his patents and collaborations highlight his role as an influential inventor. His innovative processes continue to impact the industry positively.

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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