Kei Tomihara

Title: Innovations by Kei Tomihara

Introduction

Kei Tomihara is a notable inventor based in Sumoto, Japan. He has made significant contributions to the field of storage battery technology, holding 2 patents that showcase his innovative approaches.

Latest Patents

One of his latest patents is a storage battery manufacturing method that utilizes a polar plate with a foamed-metal electrode substrate. This method involves joining a current collector to the electrode substrate. The invention details a process where the electrode assembly is first formed, followed by the formation of a tab portion through compressing an active material unfilled portion in the electrode. This innovative approach minimizes the risk of misalignment during the manufacturing process, ensuring a more efficient production of storage batteries. Another significant patent is for a cadmium negative electrode for alkaline storage batteries. This method includes steps for producing a cadmium active-substance impregnated electrode plate and applying a polyethylene glycol coating to enhance the electrode's performance.

Career Highlights

Throughout his career, Kei Tomihara has worked with prominent companies such as Sanyo Electric Co., Ltd. and Sanyo Electronic Co., Ltd. His experience in these organizations has contributed to his expertise in battery technology and innovation.

Collaborations

Kei has collaborated with notable individuals in his field, including Kazuki Hamasaki and Yoichiri Shibata. These partnerships have likely fostered a creative environment that has led to advancements in battery technology.

Conclusion

Kei Tomihara's contributions to storage battery technology through his innovative patents highlight his role as a significant inventor in the field. His work continues to influence advancements in energy storage solutions.