Location History:
- Minami-ashigara, JP (1990)
- Kanagawa, JP (1989 - 1995)
Company Filing History:
Years Active: 1989-1995
Title: Eiji Funatsu: Innovator in Battery Technology
Introduction
Eiji Funatsu is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of battery technology, holding a total of five patents. His work focuses on developing advanced materials and solutions for nonaqueous secondary batteries.
Latest Patents
One of Eiji Funatsu's latest patents is for a nonaqueous secondary battery. This innovative battery comprises an anode active material, a cathode active material, and an electrolytic solution. The anode active material consists of a transition metal oxide, while the electrolytic solution is created by dissolving a fluorine-containing lithium salt in a mixed solvent. This mixed solvent includes ethylene carbonate and at least one component selected from chain carbonic acid esters, cyclic carbonic acid esters, cyclic esters, chain ethers, and cyclic ethers. Another notable patent involves an electron conductive high molecular compound. This compound features an ethylenic repeating unit with an electron conductive moiety, which is composed of a compound containing at least one repeating unit of an aniline compound or a heterocyclic compound. Additionally, it has a repeating unit of an oxyalkylene group linked to the main chain.
Career Highlights
Eiji Funatsu is currently employed at Fuji Photo Film Company, Limited, where he continues to innovate in the field of battery technology. His work has been instrumental in advancing the capabilities of nonaqueous secondary batteries, which are crucial for various applications in modern technology.
Collaborations
Eiji Funatsu has collaborated with notable coworkers, including Shigetoshi Ono and Taku Nakamura. Their combined expertise has contributed to the successful development of innovative battery technologies.
Conclusion
Eiji Funatsu is a key figure in the advancement of battery technology, with a focus on nonaqueous secondary batteries. His patents reflect a commitment to innovation and improvement in energy storage solutions. His contributions continue to influence the industry and pave the way for future advancements.