This inventor holds 2 USPTO granted patents and 1 EPO patent. Top assignees: Sanyo Electric Co., Ltd., Sanyo Electric., Ltd.. Active years: 2022-2026.
Company Filing History:
Years Active: 2022-2026
Title: Ryuhei Kai: Innovator in Secondary Battery Technology
Introduction
Ryuhei Kai is a notable inventor based in Hyogo, Japan. He has made significant contributions to the field of secondary battery technology, holding 2 patents that showcase his innovative approach to energy storage solutions.
Latest Patents
One of Ryuhei Kai's latest patents focuses on a secondary battery design. This invention involves a wound positive-electrode core body where exposed parts are bundled and connected to a positive-electrode collector body. A tape is affixed across a separator positioned on the outermost surface of the winding electrode body, ensuring effective connectivity. The tape features a porous base material with an adhesive layer, strategically designed to enhance the battery's performance.
Another patent details a method for producing secondary batteries that minimizes deformation of the current collector. This method includes an electrode assembly with positive and negative electrode plates, along with a positive electrode current collector. The production process involves an ultrasonic bonding step that effectively joins the positive electrode current collector to the positive electrode core-stacked portion, ensuring durability and efficiency in battery performance.
Career Highlights
Ryuhei Kai has worked with prominent companies in the electronics sector, including Sanyo Electric Co., Ltd. and Sanyo Electric, Ltd. His experience in these organizations has contributed to his expertise in battery technology and innovation.
Collaborations
Throughout his career, Ryuhei has collaborated with talented individuals such as Tomokazu Yamanaka and Yohei Muroya. These partnerships have fostered a creative environment that has led to advancements in battery technology.
Conclusion
Ryuhei Kai's contributions to secondary battery technology reflect his dedication to innovation and excellence. His patents not only demonstrate his technical skills but also his commitment to improving energy storage solutions. His work continues to influence the field and inspire future advancements in battery technology.