Company Filing History:
Years Active: 2003
Title: Innovations by Hiroko Ohnuma
Introduction
Hiroko Ohnuma is a prominent inventor based in Miyagi, Japan. She has made significant contributions to the field of energy storage technology. Her innovative work has led to the development of a unique non-aqueous electrolyte secondary cell.
Latest Patents
Hiroko Ohnuma holds 1 patent for her invention titled "Non-aqueous electrolyte secondary cell." This invention features a cathode containing manganese oxide or a lithium-manganese composite oxide, an anode made of lithium metal, a lithium alloy, or a material capable of doping/dedoping lithium, and an electrolyte that includes at least two electrolyte salts, with LiBF present in a specific concentration range. This design enhances the cycle characteristics of the cell and prevents deterioration caused by repeated use.
Career Highlights
Hiroko Ohnuma is currently employed at Sony Corporation, where she continues to innovate and contribute to advancements in battery technology. Her work is crucial in the development of more efficient energy storage solutions.
Collaborations
Hiroko collaborates with notable colleagues, including Hideki Terashima and Yuzuru Fukushima, who share her commitment to innovation in technology.
Conclusion
Hiroko Ohnuma's contributions to the field of energy storage through her patented inventions highlight her role as a leading inventor in Japan. Her work at Sony Corporation continues to pave the way for advancements in battery technology.