This inventor holds 24 USPTO granted patents, plus 12 CIPO patents and 22 EPO patents, primarily in Wireless Power Supply. Top assignees: Nissan Motor Company Limited, Renault S.a.s., Ampere S.a.s.. Active years: 2017-2025.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Atsugi, JP (2017)
- Kawasaki, JP (2017 - 2019)
- Kanagawa, JP (2017 - 2023)
Company Filing History:


Years Active: 2017-2025
Areas of Expertise:
Title: Innovations and Contributions of Yukinori Tsukamoto
Introduction
Yukinori Tsukamoto is a prolific inventor based in Kanagawa, Japan, with an impressive portfolio of 22 patents. His innovations primarily focus on power supply systems and cooling methods for electric motors, showcasing his expertise in automotive technology. Tsukamoto's work has significantly influenced the efficiency and performance of electric vehicles.
Latest Patents
Among Tsukamoto's most recent patents are:
1. **Power Supply System and Method for Controlling Power Supply System**: This patent describes a sophisticated power source system designed for vehicles. It comprises a first power source supplying electric power to a first load, with a first controller managing its operation. A second power source, linked to the first via a converter, operates a second load. The invention includes an electric power disconnecting device and a third controller that ensures seamless control of power delivery during programming changes.
2. **Cooling Method and Cooling Device of Electric Motor**: This invention outlines an effective cooling mechanism for electric motors using a refrigerant system. The first refrigerant cools through heat exchange with a second refrigerant, maintaining optimal temperatures for performance. Notably, the supply flow rate of the first refrigerant is dynamically adjusted based on temperature thresholds to ensure efficient cooling.
Career Highlights
Yukinori Tsukamoto has made significant contributions while working with leading automotive companies such as Nissan Motor Company Limited and Renault S.a.s. His innovations have been integral to advancing vehicle technologies, particularly in the realm of electric and hybrid vehicles.
Collaborations
Throughout his career, Tsukamoto has collaborated with esteemed professionals, including Kengo Maikawa and Shihang Mo. These partnerships have fostered a dynamic exchange of ideas, further enhancing the quality and impact of his inventions.
Conclusion
Yukinori Tsukamoto stands out as a notable inventor in the field of automotive technology. His extensive patent portfolio reflects his commitment to innovation and the advancement of electric vehicle technologies. As the automotive industry continues to evolve, Tsukamoto's contributions will undoubtedly play a crucial role in shaping the future of transportation.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile