Location History:
- Kagawa-ken, JP (1996)
- Sakaide, JP (1996)
- Kagawa, JP (1995 - 2020)
Company Filing History:
4 out of 2,351 
2 out of 1,326 
1 out of 3 Years Active: 1995-2020
Title: Hitoshi Seki: Innovator in Carbon Fiber-Reinforced Composites
Introduction
Hitoshi Seki is a prominent inventor based in Kagawa, Japan. He has made significant contributions to the field of materials science, particularly in the development of carbon fiber-reinforced composites. With a total of 5 patents to his name, Seki's work has advanced the understanding and application of composite materials in various industries.
Latest Patents
One of Seki's latest patents is focused on a carbon fiber-reinforced carbon composite and the method of manufacturing it. This innovative composite features a plate-shaped design with a longitudinal length-to-width ratio exceeding 1. The composite consists of at least two layers, including a first layer where carbon fibers are oriented in the longitudinal direction and a second layer with a different arrangement of carbon fibers. This design enhances the longitudinal bending elastic modulus to 150 GPa or more, significantly improving the material's performance by reducing warping, peeling, and cracking during usage. Another notable patent involves a carbon fiber-reinforced carbon composite material that boasts a thermal conductivity ratio of at least 2 in the thickness direction compared to the perpendicular direction, ensuring efficient thermal management.
Career Highlights
Hitoshi Seki has worked with leading companies in the industry, including Mitsubishi Chemical Corporation and Mitsubishi Jukogyo Kabushiki Kaisha. His experience in these organizations has allowed him to refine his expertise in composite materials and contribute to groundbreaking innovations.
Collaborations
Seki has collaborated with notable colleagues such as Kazuo Niwa and Kimihiro Ioki. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and advancements in technology.
Conclusion
Hitoshi Seki's contributions to the field of carbon fiber-reinforced composites have positioned him as a key innovator in materials science. His patents reflect a commitment to enhancing the performance and reliability of composite materials, paving the way for future advancements in the industry.