Company Filing History:
Years Active: 1995-2011
Title: Norishige Yamaguchi: Innovator in Battery Technology
Introduction
Norishige Yamaguchi is a prominent inventor based in Chiba, Japan. He has made significant contributions to the field of battery technology, holding a total of 4 patents. His innovative designs have paved the way for advancements in energy storage solutions.
Latest Patents
One of Yamaguchi's latest patents is for a flat alkaline primary battery. This design features an annular end portion of the negative electrode can that engages with the annular end portion of the positive electrode can. This connection is achieved via a gasket, creating an enclosed space within the cans. The enclosed space accommodates a separator, a positive electrode mixture with oxy nickel hydroxide as the main component, and a negative electrode mixture containing zinc or zinc alloy powder. The mass of the oxy nickel hydroxide is specified to be between 3.9 and 4.4 times the mass of the zinc or zinc alloy, or alternatively, between 3.3 times the mass. Another notable patent involves a ferromagnetic powder composition for dust cores, which includes a ferromagnetic metal powder combined with 0.1-15% by volume of titania sol and/or zirconia sol. This composition is pressure molded and annealed to create a dust core that exhibits high magnetic flux density, low coercivity, low loss, and high mechanical strength.
Career Highlights
Yamaguchi has worked with notable companies such as TDK Corporation and Seiko Instruments Inc. His experience in these organizations has contributed to his expertise in developing innovative battery technologies.
Collaborations
Throughout his career, Yamaguchi has collaborated with talented individuals, including Takeo Tsukada and Masaaki Kanasugi. These partnerships have fostered a creative environment that has led to groundbreaking advancements in his field.
Conclusion
Norishige Yamaguchi's contributions to battery technology and his innovative patents highlight his role as a key figure in the industry. His work continues to influence the development of energy storage solutions, showcasing the importance of innovation in modern technology.