Yokosuka, Japan

Yoshio Kishimoto

This inventor holds 1 USPTO granted patent. Top assignee: Nippon Oil Company. Active years: 1986.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshio Kishimoto. Retrieved from https://idiyas.com/inventor/yoshio-kishimoto-kp19qw0p

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 1

Forward Citations = 6(Granted Patents)


Company Filing History:


Years Active: 1986

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1 patent (USPTO):Explore Patents

Title: Yoshio Kishimoto: Innovator in Graphite Fiber Production

Introduction

Yoshio Kishimoto is a notable inventor based in Yokosuka, Japan. He has made significant contributions to the field of materials science, particularly in the production of graphite fibers. His innovative approach has led to advancements that are valuable in various industrial applications.

Latest Patents

Kishimoto holds a patent for a process for producing pitch-based graphite fibers. This process involves treating a pitch fiber in an oxidative gas atmosphere to render it infusible. The pitch fiber is obtained by melt-spinning a carbonaceous pitch, followed by heat treatment at temperatures ranging from 400°C to 750°C in an inert gas atmosphere. This meticulous process results in a precarbonized fiber that substantially contains oxygen, which is then subjected to further heat treatment at elevated temperatures of 2,000°C to 3,000°C.

Career Highlights

Yoshio Kishimoto is associated with Nippon Oil Company, where he has applied his expertise in materials science. His work has not only contributed to the company's research and development but has also positioned him as a key figure in the advancement of graphite fiber technology.

Collaborations

Kishimoto has collaborated with esteemed colleagues such as Seiichi Uemura and Takao Hirose. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Yoshio Kishimoto's contributions to the field of graphite fiber production exemplify the impact of innovative thinking in materials science. His patent and collaborative efforts highlight the importance of research and development in advancing technology.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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