Location History:
- Inazawa, JP (1996 - 1999)
- Aichi-ken, JP (1998 - 2002)
- Nagoya, JP (1987 - 2004)
- Aichi, JP (1986 - 2007)
- Nishikasugai-gun, JP (1999 - 2009)
Company Filing History:
33 out of 3,081 
2 out of 789 
1 out of 1,109 
Years Active: 1986-2009
Title: Innovations and Contributions of Junji Koizumi
Introduction
Junji Koizumi, an accomplished inventor based in Nagoya, Japan, holds an impressive portfolio of 36 patents. His work is particularly notable in the field of materials science and engineering, focusing on advancements in fuel-system components.
Latest Patents
Among Koizumi's latest innovations are two significant patents that have garnered attention within the industry. The first patent details a material developed for fuel-system parts, characterized by its exceptional impact strength, rigidity, elongation, and resistance to swelling when in contact with liquid fuels, including gasoline. This innovative material comprises a specific polyamide resin complemented by a secondary resin that reacts with it, optimizing both performance and moldability.
The second patent focuses on a fuel tank design, produced by welding upper and lower shells made from a PPS resin composition. This advanced fuel tank construction utilizes a blend of PPS resin and olefin resin to enhance durability and functionality, with regulated melt flow rates to ensure quality and reliability.
Career Highlights
Koizumi's career includes significant tenure at prominent firms, including Toyoda Gosei Co., Ltd. His diverse experiences in the industry have allowed him to contribute meaningfully to the development of innovative materials optimized for automotive and fuel applications.
Collaborations
Throughout his career, Junji Koizumi has had fruitful collaborations with esteemed colleagues, including Haruyasu Mizutani and Katsushi Ito. These partnerships reflect a shared commitment to advancing materials technology and innovation within the industry.
Conclusion
Junji Koizumi stands out as a prolific inventor with a focus on creating advanced materials for fuel-system components. His expertise and innovative patents significantly impact the fields of automotive engineering and materials science, marking him as a key figure in ongoing technological developments.