Company Filing History:
2 out of 1,037 
1 out of 90 Years Active: 1978-2001
Title: Kiyoshi Yokogawa: Innovator in Carbon Materials
Introduction
Kiyoshi Yokogawa is a notable inventor based in Kure, Japan. He has made significant contributions to the field of carbon materials, holding a total of 3 patents. His work focuses on developing innovative carbon structures with unique electronic properties.
Latest Patents
Yokogawa's latest patents include a structured body of carbon featuring a frustum protrusion and a method for its preparation. This novel carbon structure exhibits electric conductivity comparable to graphite. The preparation involves a two-stage heat treatment of a carbonaceous material, which transforms the crystalline structure into an amorphous state before re-crystallization occurs. Another significant patent involves a carbonaceous material with a unique periodical annular electronic surface structure, which is beneficial for carbon electrodes in various batteries.
Career Highlights
Throughout his career, Kiyoshi Yokogawa has worked with the Agency of Industrial Science and Technology, contributing to advancements in carbon materials. His innovative approaches have positioned him as a key figure in the development of new technologies in this field.
Collaborations
Yokogawa has collaborated with notable individuals such as Seiji Fukuyama and Bai An, enhancing the impact of his research and inventions.
Conclusion
Kiyoshi Yokogawa's contributions to carbon materials and his innovative patents highlight his role as a significant inventor in the field. His work continues to influence advancements in technology and materials science.