Tsuyoshi Hatanaka

Title: Tsuyoshi Hatanaka: Innovator in Lead Acid Battery Technology

Introduction

Tsuyoshi Hatanaka is a notable inventor based in Fujiidera, Japan. He has made significant contributions to the field of battery technology, particularly in lead acid storage batteries. With a total of 2 patents to his name, Hatanaka's work focuses on enhancing the performance and efficiency of lead acid batteries.

Latest Patents

Hatanaka's latest patents include innovations that improve the utilization and manufacturing processes of lead acid storage batteries. One of his inventions is a lead acid storage battery that incorporates a lead ion solubility adjusting agent into the electrolyte. This agent, which can be selected from polysaccharides, chelating agents, their derivatives, and hydrazinium sulfate, allows for high utilization at high rate discharge.

Another significant patent involves the electrode plates for lead-acid batteries. These plates feature an active material layer using polyvinylidene fluoride as a binder, formed on both sides of a substrate. The substrate can be a foil-like sheet made of pure lead or lead alloy, or a polyester film that is lead-plated or coated with a conductive layer containing carbon powder. This innovative manufacturing method results in thin electrode plates that exhibit excellent high-rate discharge characteristics and long cycle life, all produced without the use of pore-forming agents.

Career Highlights

Hatanaka is currently employed at Matsushita Electric Industrial Co., Ltd., where he continues to develop advanced battery technologies. His work has been instrumental in pushing the boundaries of what is possible in lead acid battery performance.

Collaborations

Throughout his career, Hatanaka has collaborated with notable colleagues such as Katsuhiro Takahashi and Yoshiaki Nitta. These collaborations have contributed to the advancement of battery technology and innovation.

Conclusion

Tsuyoshi Hatanaka's contributions to lead acid battery technology demonstrate his commitment to innovation and excellence in the field. His patents reflect a deep understanding of materials and manufacturing processes, paving the way for more efficient energy storage solutions.