Location History:
- Kobe, JP (1987)
- Tokyo, JP (2008 - 2009)
Company Filing History:
3 out of 21,351 
1 out of 15,928 
Years Active: 1987-2009
Title: Innovations of Inventor Yoshiyuki Takuma
Introduction
Yoshiyuki Takuma, a notable inventor based in Tokyo, Japan, has made significant contributions to the field of electrochemical energy storage. He holds a total of four patents, showcasing his expertise and commitment to innovation. His most recent inventions focus on advancements in electric double layer capacitors, which are pivotal in various technological applications.
Latest Patents
Yoshiyuki Takuma's latest patents highlight the innovative design of electric double layer capacitors. One of his patents involves a porous electrolytic solution reservoir designed to enhance the performance of the capacitor. The structure allows it to make contact with a separator, ensuring efficient electrolyte solution management. Notably, the average diameter of the pores in this reservoir is larger than those in the separator, optimizing the occupation ratio of the electrolytic solution when fully charged or discharged.
Another significant patent introduced by Takuma describes an electric double layer capacitor that connects a large capacity single cell and a small capacity single cell in parallel. This design features a thicker separator for the large capacity cell, which increases the supply of the electrolyte solution. As a result, it prevents degradation in the cells while providing excellent cycle life and high power storage capacity.
Career Highlights
Throughout his career, Yoshiyuki Takuma has worked with prestigious companies, including Mitsubishi Electric Corporation and Mitsubishi Denki Kabushiki Kaisha. His tenure at these organizations has allowed him to engage in cutting-edge research and development, significantly impacting the field of electrochemical technologies.
Collaborations
Takuma has collaborated with talented individuals such as Kenro Mitsuda and Daigo Takemura. Their joint efforts have led to significant advancements in capacitor technology and have contributed to the impressive body of work that Takuma has completed throughout his career.
Conclusion
Yoshiyuki Takuma's contributions as an inventor have greatly advanced the field of electrochemical energy storage. With four patents to his name, he remains a pioneering figure in developing innovative capacitor technologies. His work continues to inspire future advancements in energy storage solutions.