Company Filing History:
Years Active: 1992-2003
Title: Masahiko Kosai: Innovator in Lead Storage Battery Technology
Introduction
Masahiko Kosai is a prominent inventor based in Kyoto, Japan. He has made significant contributions to the field of lead storage batteries, holding a total of 4 patents. His innovative work focuses on enhancing the efficiency and performance of battery components.
Latest Patents
One of his latest patents is for a negative electrode plate for lead storage batteries. This invention involves the addition of graphite powder, with a mean particle size not larger than 30 µm, to the negative electrode plate. The optimal amount of graphite powder added ranges from 0.3% to 2% by weight, with vein powder being the preferred choice. Additionally, it is recommended to include 0.3% or more by weight of an organic expander. Another notable patent is a method for producing a grid for a lead storage battery. This method consists of a first step, a second step, and a cooling step performed between the first and second steps. In the first step, lead alloy is sequentially rolled over multiple rolls. The second step involves machining the rolled sheet to produce a grid, while the cooling step ensures that the surface temperature of the rolled sheet is 10°C or lower at least once, and the total exposure time to an atmosphere above 10°C is limited to 10 hours or less.
Career Highlights
Masahiko Kosai is currently employed at Japan Storage Battery Co., Ltd., where he continues to develop innovative solutions for battery technology. His work has significantly impacted the efficiency and reliability of lead storage batteries, making them more effective for various applications.
Collaborations
Throughout his career, Kosai has collaborated with notable colleagues, including Takao Omae and Akira Kamada. These partnerships have fostered a creative environment that encourages innovation and the advancement of battery technology.
Conclusion
Masahiko Kosai's contributions to lead storage battery technology exemplify his dedication to innovation and improvement in the field. His patents reflect a commitment to enhancing battery performance, which is crucial for the future of energy storage solutions.