Takao Fukunaga

Title: The Innovations of Takao Fukunaga

Introduction

Takao Fukunaga is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of battery technology, particularly in the development of lithium-ion secondary batteries. With a total of 11 patents to his name, Fukunaga's work has had a substantial impact on energy storage solutions.

Latest Patents

Fukunaga's latest patents include a lithium-ion secondary battery and its production method. This innovative battery design features a positive electrode with an active material layer on a collector, a negative electrode with a similar configuration, and a nonaqueous electrolyte. The electrolyte contains γ-butyrolactone as a primary solvent, enhancing the battery's performance. Additionally, he has developed a positive electrode for non-aqueous electrolyte secondary batteries that includes a novel overcharge protective function. This design incorporates a carbonaceous coating film on the active material particles, improving safety and efficiency.

Career Highlights

Throughout his career, Takao Fukunaga has worked with notable companies such as Furukawa Electric Co., Ltd. and Harima Chemicals, Incorporated. His experience in these organizations has allowed him to refine his expertise in battery technology and contribute to advancements in the field.

Collaborations

Fukunaga has collaborated with esteemed colleagues, including Tomitaro Hara and Hisao Irie. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Takao Fukunaga's contributions to battery technology through his patents and collaborations highlight his role as a leading inventor in the field. His work continues to influence advancements in energy storage solutions, making a lasting impact on the industry.