Location History:
- Kashima-gun, JP (2007)
- Saitama, JP (2010)
Company Filing History:
3 out of 31 
3 out of 10,092 
1 out of 30 Years Active: 2007-2010
Title: Yuji Kawabuchi: Innovator in Activated Carbon Technology
Introduction
Yuji Kawabuchi is a notable inventor based in Saitama, Japan. He has made significant contributions to the field of activated carbon technology, holding a total of 3 patents. His work focuses on improving the performance and safety of electronic devices through innovative materials.
Latest Patents
Kawabuchi's latest patents include advancements in activated carbon and methods for its production. One of his patents describes activated carbon obtained by subjecting a carbonaceous material to an activation treatment. In this process, the overall content of alkali metals is set at 100 ppm or less, and the overall content of heavy metals is limited to 20 ppm or less. This innovation helps prevent the formation of dendrites caused by the reductive deposition of alkali metals or heavy metals, thereby reducing the risk of short-circuiting in electronic devices and enhancing self-discharge retention.
Another patent outlines a method for manufacturing activated carbon, polarizable electrodes, and electric double-layer capacitors. This method involves mixing a carbonaceous material with an alkali metal hydroxide while maintaining a solid state. The mixture is then granulated, dehydrated, and subjected to an activation treatment. The preferred conditions for granulation and dehydration are specified, ensuring optimal performance of the resulting activated carbon.
Career Highlights
Throughout his career, Yuji Kawabuchi has worked with prominent companies such as Kuraray Chemical Co., Ltd. and Honda Giken Kogyo Kabushiki Kaisha. His experience in these organizations has contributed to his expertise in materials science and engineering.
Collaborations
Kawabuchi has collaborated with notable colleagues, including Shushi Nishimura and Takeshi Fujino. These partnerships have fostered innovation and development in the field of activated carbon technology.
Conclusion
Yuji Kawabuchi's contributions to activated carbon technology demonstrate his commitment to advancing materials for electronic applications. His innovative patents and collaborations highlight his role as a key figure in this field.