Toyota, Japan

Masaya Kaji



Average Co-Inventor Count = 3.5

ph-index = 3

Forward Citations = 20(Granted Patents)


Company Filing History:


Years Active: 2014-2022

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8 patents (USPTO):Explore Patents

Title: Innovations by Inventor Masaya Kaji: Pioneering Battery Cooling Systems and Electrical Power Conversion

Introduction: Masaya Kaji, an innovative inventor based in Toyota, Japan, has made significant contributions to the field of electrical engineering, specifically focusing on battery cooling systems and electrical source technologies. With an impressive portfolio of eight patents, Kaji's work is central to enhancing the efficiency and sustainability of energy storage solutions.

Latest Patents: Among Kaji's notable inventions are two recent patents that demonstrate his expertise in thermal management and electrical power systems. The first patent describes a battery cooling system that features a sophisticated cooling water circulation circuit designed to regulate battery temperatures. This system includes a first heat exchanger for transferring heat between air and cooling water, a second heat exchanger that interacts with a refrigeration cycle circuit, and an ion exchanger to eliminate impurity ions from the cooling water. The arrangement of the heat exchangers in series enhances the cooling efficiency of the battery systems.

His second notable patent pertains to an advanced electrical source system that incorporates a power converter. This system consists of multiple switching elements and is designed for efficient electrical power conversion between different electricity storage apparatus. A unique control apparatus is also integrated into the system, which dynamically adjusts the operation of the electrical power converter, allowing for optimized performance during power conversion.

Career Highlights: Kaji has built his career at Toyota Jidosha Kabushiki Kaisha, where he applies his expertise in research and development. His role involves creating innovative solutions to improve battery technology, which is crucial for the automotive industry's shift towards electric vehicles. Kaji's achievements bolster Toyota's reputation as a leader in sustainable automotive technology.

Collaborations: Throughout his career, Masaya Kaji has collaborated with several talented engineers and researchers, including Takanori Kawashima and Takuya Kadoguchi. These partnerships have allowed for the exchange of ideas and have fueled further innovations within the company.

Conclusion: Masaya Kaji is a remarkable inventor whose work significantly contributes to advancements in battery technology and electrical systems. His latest patents reflect a dedication to innovation that not only enhances performance but also promotes sustainable energy practices within the automotive sector. With his continued efforts at Toyota, Kaji's inventions are set to play a crucial role in the future of electric vehicle technology.

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