Toyonaka, Japan

Susumu Iijima

This inventor holds 3 USPTO granted patents. Top assignee: Sumitomo Chemical Company, Limited. Active years: 1987-1998.


% Patents Active = 100.0

Average Co-Inventor Count = 3.3

ph-index = 2

Forward Citations = 18(Granted Patents)


Location History:

  • Niihama, JP (1988)
  • Toyonaka, JP (1987 - 1998)

Company Filing History:


Years Active: 1987-1998

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3 patents (USPTO):Explore Patents

Title: Susumu Iijima: Innovator in Polymer Technology

Introduction

Susumu Iijima is a prominent inventor based in Toyonaka, Japan. He has made significant contributions to the field of polymer technology, particularly in the development of innovative materials. With a total of 3 patents to his name, Iijima's work has had a lasting impact on various industries.

Latest Patents

Iijima's latest patents include a vinyl chloride-based plastisol and a process for the production of heat-resistant thermoplastic copolymer. The vinyl chloride-based plastisol patent describes a formulation that includes a powder of a vinyl chloride polymer and a plasticizer, resulting in molded articles with a good matte finishing effect. His second patent outlines a process for creating a thermoplastic copolymer with excellent heat distortion resistance. This copolymer is produced by heat-treating a raw copolymer in the presence of a specific ring-closing promoter, leading to improved mechanical properties and processability. The copolymer is particularly useful for manufacturing various parts, including those used in automobiles and electrical applications.

Career Highlights

Iijima is currently associated with Sumitomo Chemical Company, Limited, where he continues to innovate and develop new materials. His work has been instrumental in advancing polymer technology, making significant contributions to the industry.

Collaborations

Throughout his career, Iijima has collaborated with notable colleagues, including Yasuyuki Kato and Masahiro Yuyama. These collaborations have further enhanced his research and development efforts.

Conclusion

Susumu Iijima's contributions to polymer technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence the development of advanced materials that are essential in various applications.

Profile summary based on public USPTO records.
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