Company Filing History:
Years Active: 1996-2003
Title: Nobuyasu Ishimaru: Pioneering Innovations in Alkaline Storage Batteries
Introduction
Nobuyasu Ishimaru, an accomplished inventor based in Tokushima, Japan, has made significant contributions to the field of alkaline storage batteries. With a total of three patents under his name, Ishimaru showcases a strong commitment to innovation and technological advancement.
Latest Patents
Among his latest inventions is an innovative alkaline storage battery featuring a group of spiral electrodes. This design incorporates positive and negative electrode plates that are spirally wound with a separator interposed between them, all housed within a metallic cell casing that serves as an external terminal. Notably, the battery's structure includes a central space defined by a winding core, enhancing its efficiency and functionality. The invention also features a first current-collector welded to an upper end of one of the electrode plates and a second current-collector that is securely attached to the internal surface of the bottom of the cell casing. This configuration avoids welding to the outermost periphery of the group of spiral electrodes, ensuring optimal contact and performance.
Another noteworthy patent involves a process for producing hydrogen-occlusion alloy electrodes specifically designed for alkaline applications. These advancements highlight Ishimaru's expertise and his dedication to enhancing battery technology for a more sustainable future.
Career Highlights
Nobuyasu Ishimaru is currently employed at Sanyo Electric Co., Ltd., where he continues to develop innovative solutions that impact the industry. His work on alkaline storage batteries exemplifies his focus on providing cutting-edge technology that meets the needs of modern energy storage.
Collaborations
Throughout his career, Ishimaru has collaborated with esteemed colleagues such as Tadashi Ise and Hideo Kasuga. Their combined expertise fosters an environment of innovation, driving forward the company's mission of excellence in product development and advanced technology.
Conclusion
Nobuyasu Ishimaru stands out as a pivotal inventor in the realm of alkaline storage batteries. His innovative patents and collaborative efforts at Sanyo Electric Co., Ltd. not only underscore his proficiency in the field but also illustrate the potential of his inventions to revolutionize energy storage solutions. With a continuing commitment to advancement, Ishimaru's contributions will likely impact the industry for years to come.