This inventor holds 5 USPTO granted patents and 9 published patent applications and 2 EPO patents. Top assignees: Mitsubishi Chemical Corporation, Mitsubishi Plastics, Inc.. Active years: 2012-2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Shiga, JP (2012)
- Nagahama, JP (2014)
Company Filing History:

Years Active: 2012-2026
Title: Innovations of Jun Matsui
Introduction
Jun Matsui is a notable inventor based in Nagahama, Japan. He has made significant contributions to the field of materials science, particularly in the production of fiber assemblies and laminates. With a total of 5 patents to his name, Matsui's work has implications for various industries, including automotive and manufacturing.
Latest Patents
Matsui's latest patents include a method of producing fiber assembly and a method of producing prepreg sheet. The first patent describes a method for producing a fiber assembly that involves placing a plurality of fibers and a fiber treatment agent into a stirring tank. The mixture is then stirred with a stirring blade to granulate it, ensuring that the fibers, which include carbon fibers, are aligned. The second patent outlines a method for producing a fiber assembly with a spheroidal or strand shape by mixing fibers containing carbon fibers with a liquid in a stirring tank.
Another significant patent is related to a laminate produced by laminating materials with different linear expansion coefficients via an adhesive agent. This laminate is designed to be less prone to warping after the adhesive agent is heat-cured. The structure includes a first material, an adhesive agent layer, and a second material, with specific properties to enhance durability.
Career Highlights
Matsui has worked with prominent companies such as Mitsubishi Chemical Corporation and Mitsubishi Plastics, Inc. His experience in these organizations has allowed him to develop innovative solutions that address industry challenges.
Collaborations
Throughout his career, Matsui has collaborated with talented individuals, including Shuuji Suzuki and Shingetsu Yamada. These partnerships have contributed to the advancement of his research and the successful development of his patents.
Conclusion
Jun Matsui's contributions to the field of materials science through his innovative patents demonstrate his expertise and commitment to advancing technology. His work continues to influence various industries, showcasing the importance of innovation in driving progress.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile