Katsuhisa Wadasaki

Title: Innovations of Katsuhisa Wadasaki

Introduction

Katsuhisa Wadasaki is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of battery technology, holding a total of 6 patents. His work focuses on innovative designs that enhance the efficiency and functionality of batteries.

Latest Patents

One of Wadasaki's latest patents is for a wound battery. This invention features a winding-type battery that includes a battery case, a power generating element, a cap for blocking an opening of the battery case, and a gasket for insulating the battery case from the cap. The power generating element consists of a first electrode, a second electrode, a separator interposed between them, and an electrolyte. The first and second electrodes are wound via the separator to form an electrode group. The first electrode connects to the cap through a first current collecting lead, while the second electrode connects to the battery case via a second current collecting lead. A groove is formed near the opening end of the battery case, and the gasket includes an annular seal portion and a tubular portion integrated with the seal portion.

Another significant patent by Wadasaki is for a battery with a lead weld region bump. This battery includes an electrode group with a first electrode, a second electrode, and a separator interposed between them, along with an electrolyte and a container for accommodating the electrode group and the electrolyte. A sealing member blocks an opening in the container, and a first lead electrically connects the first electrode to the sealing member. The first lead features a weld region that has at least one first bump along its longitudinal direction, enhancing the connection between the lead and the sealing member.

Career Highlights

Throughout his career, Wadasaki has worked with prominent companies in the technology sector. He has been associated with Panasonic Intellectual Property Management Co., Ltd. and Matsushita Electric Industrial Co., Ltd. These experiences have allowed him to develop and refine his innovative ideas in battery technology.

Collaborations

Wadasaki has collaborated with notable individuals in his field, including Yasutaka Kogetsu and Yuki Suehiro. These partnerships have contributed to the advancement of his inventions and the overall progress in battery technology.

Conclusion

Katsuhisa Wadasaki is a distinguished inventor whose work in battery technology has led to several innovative patents. His