Location History:
- Okayama-ken, JP (2003)
- Okayama, JP (2012)
- Bizen, JP (2010 - 2019)
- Kurashiki, JP (2020 - 2023)
Company Filing History:
2 out of 1,868 
1 out of 31 
1 out of 16 
Years Active: 2003-2023
Title: **Innovator Profile: Yoshifumi Egawa from Bizen, Japan**
Introduction
Yoshifumi Egawa is an esteemed inventor located in Bizen, Japan. With a prolific background in innovative material science, he holds a total of six patents. His work significantly contributes to the development and efficiency of electric double-layer capacitors, which are crucial in various energy storage applications.
Latest Patents
One of his latest patents involves a carbonaceous material designed for electric double-layer capacitors and an innovative method for producing it. This material is based on a plant-derived carbon precursor and boasts impressive specifications: a BET specific surface area ranging from 1,900 to 2,500 m²/g, with an average pore size of 2.2 to 2.6 nm determined via nitrogen adsorption. The patent also details a micropore volume of 0.84 to 1.30 cm³/g for pores sized 2 nm or smaller, along with a unique ratio of micropore volumes between specific size ranges. Additionally, it highlights a mesopore volume of 0.16 to 0.4 cm³/g for pores sized between 2 and 50 nm, calculated through the BJH method. This work demonstrates a significant advancement in materials for energy storage and capacitor technology.
Career Highlights
Yoshifumi's professional journey includes pivotal roles at Kuraray Co., Ltd., where he made substantial advancements in materials science and innovative product development. His impactful work has been recognized in various scientific and industrial circles, enhancing the understanding and application of carbon-based materials.
Collaborations
Throughout his career, Yoshifumi has had the privilege to collaborate with other prominent inventors, including Shushi Nishimura and Yumika Nishita. These partnerships have fostered an environment of innovation, leading to breakthroughs in their respective fields.
Conclusion
Yoshifumi Egawa is a notable figure in the domain of materials engineering, particularly in the development of advanced carbonaceous materials for electric double-layer capacitors. His contributions through patented inventions not only enhance energy storage technologies but also reflect his commitment to innovation and collaboration in the scientific community.