Location History:
- Izumi-Otsu, JP (1993)
- Izumi, JP (1994)
Company Filing History:
1 out of 26 
1 out of 2 
1 out of 2 Years Active: 1993-1994
Title: Eiji Maruden: Innovator in Carbon Fiber Technology
Introduction
Eiji Maruden is a notable inventor based in Izumiotsu, Japan. He has made significant contributions to the field of carbon fiber technology, holding a total of 2 patents. His work focuses on innovative processes that enhance the characteristics of carbon fiber bundles.
Latest Patents
Eiji Maruden's latest patents include a process for producing a coil-shaped carbon fiber bundle. This invention relates to a carbon fiber bundle that features a regular coil shape and exhibits excellent stretch characteristics. The process involves compositing at least two types of pitches to spin them into single fibers. These spun fibers are then bundled to form a fiber bundle, which is infusibilized under tension and subsequently carbonized.
Career Highlights
Throughout his career, Eiji Maruden has worked with prominent companies such as Koa Oil Company, Limited and Tanaka Kikinzoku Kogyo Kabushiki Kaisha. His experience in these organizations has contributed to his expertise in carbon fiber technology and innovation.
Collaborations
Eiji Maruden has collaborated with notable coworkers, including Eiji Kitajima and Takashi Oyama. These partnerships have likely fostered a creative environment that encourages innovation and the development of new technologies.
Conclusion
Eiji Maruden's contributions to carbon fiber technology through his patents and career experiences highlight his role as an influential inventor in this field. His innovative processes continue to shape the future of carbon fiber applications.