Yoshihiro Satake

Title: Innovations of Yoshihiro Satake

Introduction

Yoshihiro Satake is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of battery technology, holding a total of 4 patents. His work focuses on enhancing the safety and efficiency of secondary batteries.

Latest Patents

One of his latest patents is a secondary battery protection circuit. This circuit includes a reference voltage circuit that generates a reference voltage using a depletion-type transistor and an enhancement-type transistor connected in series. It also features a voltage divider that outputs a detection voltage by dividing the power source voltage of the secondary battery. Additionally, a detection circuit is designed to identify abnormal states of the battery based on the reference and detection voltages. The patent also includes adjustment circuits to optimize the performance of the transistors.

Another notable patent is a battery protecting apparatus. This apparatus consists of a charging/discharging control chip that includes both charging and discharging control FETs connected to a secondary battery. It is designed to prevent overcharging, over-discharging, and overcurrent situations. The apparatus is constructed with a lead frame that connects multiple external terminals and ensures electrical connections through bonding wires.

Career Highlights

Yoshihiro Satake is currently employed at Mitsumi Electric Company Ltd., where he continues to innovate in the field of battery technology. His work has been instrumental in developing safer and more efficient battery systems.

Collaborations

He has collaborated with notable colleagues such as Nobuhito Tanaka and Koji Koshimizu, contributing to various projects that enhance battery technology.

Conclusion

Yoshihiro Satake's contributions to battery technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence advancements in battery safety and efficiency.