Company Filing History:
2 out of 35,705 
1 out of 832,843 Years Active: 2001-2004
Title: Tomoyuki Ohta: Innovator in Battery Technology
Introduction
Tomoyuki Ohta is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of battery technology, particularly in the development of nonaqueous electrolyte secondary batteries. With a total of 3 patents to his name, Ohta's work has been instrumental in advancing energy storage solutions.
Latest Patents
Ohta's latest patents include innovative designs for rechargeable nonaqueous electrolyte secondary batteries. One of his notable inventions is a rechargeable nonaqueous electrolyte secondary battery that features a positive electrode capable of being doped and de-doped with lithium ions. This battery utilizes a nonaqueous electrolyte solution and a negative electrode made from a carbon material that includes both flake graphite particles and a non-flake graphite material covered with amorphous carbon. This design results in a battery with high capacity and excellent charging/discharging efficiency. Another significant patent is for an explosion-resistant large capacitive lithium-ion secondary battery. This invention includes an active material-free part of a positive electrode that is coated with an over-coat material, which provides various protective properties, including heat transfer suppression and electrical isolation.
Career Highlights
Throughout his career, Tomoyuki Ohta has worked with notable companies, including NEC Corporation. His experience in the industry has allowed him to develop cutting-edge technologies that enhance battery performance and safety.
Collaborations
Ohta has collaborated with several talented individuals in his field, including Jiro Iriyama and Tamaki Nakahashi. These collaborations have contributed to the successful development of his innovative battery technologies.
Conclusion
Tomoyuki Ohta's contributions to battery technology demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of energy storage solutions, making him a key figure in the advancement of rechargeable battery systems.