Company Filing History:
Years Active: 1996
Title: Koji Maruyama: Innovator in Carbonaceous Electrode Materials
Introduction
Koji Maruyama is a notable inventor based in Iwaki, Japan. He has made significant contributions to the field of battery technology, particularly in the development of carbonaceous electrode materials for secondary batteries. His innovative work has the potential to enhance the performance and efficiency of energy storage systems.
Latest Patents
Maruyama holds a patent for a carbonaceous electrode material designed for secondary batteries. This invention focuses on improving the capacities of doping and dedoping cell active substances, such as lithium. The carbonaceous material is characterized by a specific microtexture, which includes an average (002)-plane spacing of at least 0.365 nm, as determined by X-ray diffraction tests. Additionally, when treated with an H₂O–N₂ equi-molar gaseous mixture at 900°C, the material provides a residual carbonaceous substance with an average (002) plane-spacing of at most 0.350 nm, up to a weight reduction of 60%. This advancement is particularly suitable for non-aqueous solvent-type secondary batteries.
Career Highlights
Koji Maruyama is associated with Kureha Kagaku Kogyo Kabushiki Kaisha, a company known for its innovative chemical products. His work at this organization has allowed him to focus on the development of advanced materials that can significantly impact the battery industry. With a total of 1 patent, Maruyama's contributions are recognized within the scientific community.
Collaborations
Some of Maruyama's coworkers include Naohiro Sonobe and Takao Iwasaki. Their collaborative efforts contribute to the innovative environment at Kureha Kagaku Kogyo Kabushiki Kaisha, fostering advancements in material science and battery technology.
Conclusion
Koji Maruyama's work in developing carbonaceous electrode materials represents a significant step forward in battery technology. His innovative approach and dedication to research continue to influence the field, paving the way for more efficient energy storage solutions.