Location History:
- Kanagawa-ken, JP (2002)
- Yokohama, JP (2006 - 2010)
Company Filing History:
Years Active: 2002-2010
Title: Akihiro Hanamura: Innovator in Electric Vehicle Technology
Introduction
Akihiro Hanamura is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of electric vehicle technology, holding a total of 4 patents. His work focuses on enhancing the efficiency and performance of electric vehicles through innovative designs and systems.
Latest Patents
One of Hanamura's latest patents is a drive unit for electric vehicles. This drive unit comprises a motor, an inverter that supplies alternating current electric power to the motor, a speed reducer connected to the motor, and a cooling system that cools the motor, inverter, and speed reducer. The speed reducer effectively reduces the revolution speed of the mechanical output of the motor. The cooling system includes a heat exchanger that utilizes a first refrigerant to receive heat from the motor and inverter, while also managing heat from the speed reducer.
Another notable patent is a power converter and related method. This power converter is arranged in series with a motor to form a unitary structure through which an output shaft extends. It features a plurality of coolers and a power semiconductor module mounted on a cooling surface of at least one of the coolers. This design allows for efficient electric power supply to the motor, with coolers disposed radially from the output shaft to optimize cooling.
Career Highlights
Akihiro Hanamura is currently employed at Nissan Motor Company Limited, where he continues to develop innovative technologies for electric vehicles. His work has been instrumental in advancing the capabilities of electric drive systems, contributing to the overall growth of the automotive industry.
Collaborations
Hanamura has collaborated with notable colleagues such as Makoto Iwashima and Yasuhiko Kitajima. Their combined expertise has fostered a creative environment that encourages the development of cutting-edge technologies in electric vehicle design.
Conclusion
Akihiro Hanamura is a key figure in the innovation of electric vehicle technology, with a focus on improving efficiency and performance through his patents. His contributions at Nissan Motor Company Limited and collaborations with fellow inventors highlight his commitment to advancing the automotive industry.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.