Kazunobu Yokotani is a prominent inventor based in Hirakata, Japan. He has made significant contributions to the field of battery technology, holding a total of 6 patents. His work focuses on improving power storage systems and enhancing battery safety.

Latest Patents

One of Yokotani's latest patents is a power supply system that features a first power storage section and a second power storage section connected in parallel. The first section includes a first non-aqueous electrolyte secondary battery, while the second section comprises parallel-connected second non-aqueous electrolyte secondary batteries, each with a higher energy density than the first. This innovative design ensures that when the second power storage section is discharged at a specific current value, the number of parallel-connected second batteries is configured to maintain a discharge rate at or below a preset reference.

Another notable patent is a battery system and method for detecting internal short circuits. This system includes a battery pack with serially-connected parallel battery units, each containing battery cells connected in parallel. The system's detecting portion monitors voltage and current, calculating the accumulated current value for each unit. By storing reference voltage values and comparing them with detection voltages, the system can effectively identify internal short circuits in battery cells.

Career Highlights

Kazunobu Yokotani is currently employed at Sanyo Electric Co., Ltd., where he continues to innovate in battery technology. His work has been instrumental in advancing the efficiency and safety of battery systems.

Collaborations

Yokotani collaborates with notable colleagues, including Hideaki Aoki and Kazushige Kakutani, contributing to a dynamic team focused on cutting-edge battery solutions.

Conclusion

Kazunobu Yokotani's contributions to battery technology through his innovative patents and collaborative efforts at Sanyo Electric Co., Ltd. highlight his role as a key figure in the advancement of energy storage solutions. His work continues to impact the industry positively.

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