Location History:
- Shinjuku-ku, JP (2010)
- Tokyo, JP (2010 - 2014)
Company Filing History:
Years Active: 2010-2014
Title: Mitsuru Nagai: Innovator in Lithium-Ion Technologies
Introduction
Mitsuru Nagai is a prominent inventor based in Tokyo, Japan, known for his significant contributions to the field of energy storage. With a total of 10 patents to his name, Nagai has focused primarily on the development of advanced lithium-ion capacitors that enhance energy efficiency and durability.
Latest Patents
One of Nagai's latest innovations is a cutting-edge lithium-ion capacitor that boasts remarkable durability, high energy density, and an outstanding capacity retention ratio, even under high load conditions. This innovative capacitor features a positive electrode, a negative electrode, and an aprotic organic solvent containing a lithium salt as the electrolyte solution. The design allows both the positive and negative electrode active materials to facilitate the doping and de-doping of lithium ions and anions effectively. Notably, one or both electrodes are pre-doped with lithium ions, ensuring the positive electrode maintains a potential of 2 V (relative to Li/Li+) or lower after short-circuiting. The thickness of the positive electrode layer is meticulously controlled within a range of 18 to 108 micrometers. Additionally, Nagai has developed a lithium metal foil that acts as a lithium ion supply source, integrating current collectors and separators made from paper or resin nonwoven fabric through a pressure-bonding process.
Career Highlights
Nagai currently works with Fuji Jukogyo Kabushiki Kaisha, a company well-regarded for its innovations in the technology sector. His work involves pioneering research that bridges the gap between classical capacitor technology and the modern demands for higher energy storage and efficiency.
Collaborations
Throughout his career, Nagai has had the privilege of working alongside esteemed colleagues such as Nobuo Ando and Shinichi Tasaki. Their collaborations have led to advancements in energy technologies and further explored the potential applications of lithium-ion capacitors.
Conclusion
Mitsuru Nagai continues to play a vital role in revolutionizing energy storage solutions through his inventions in lithium-ion technology. His dedication to research and innovation is shaping the future of capacitors, making them an essential component in various applications across industries. With his impressive portfolio of patents and collaborative efforts, Nagai is undoubtedly an influential figure in the realm of energy innovations.
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