Location History:
- Ibaraki, JP (1992)
- Chiyoda, JP (2004)
- Kasumigaura, JP (2009 - 2014)
- Tokyo, JP (2024)
Company Filing History:
Years Active: 1992-2025
Title: Sunao Funakoshi: Innovator in Electrical Power Conversion
Introduction
Sunao Funakoshi is a notable inventor based in Kasumigaura, Japan, with a remarkable portfolio of 10 patents. His contributions to the field of electrical power conversion have significantly advanced technology in this domain.
Latest Patents
Funakoshi's most recent innovations include a cooling system for onboard electrical power converters and an advanced electrical power converter for railway vehicles. The cooling system features a unique design where the heat dissipation surface runs parallel to the flow of cooling air draft. It utilizes a coolant tank and a heat exchanger with specially designed conduits, allowing efficient thermal management. The power converter includes multiple semiconductor devices arranged for optimal thermal dissipation, effectively adapting to the operational requirements of the power conversion circuit.
Career Highlights
Sunao Funakoshi works at Hitachi, Ltd., contributing to their cutting-edge developments in electrical engineering. His patents reflect a commitment to improving the efficiency and performance of electrical systems, critical in modern transportation and energy distribution.
Collaborations
Throughout his career, Funakoshi has collaborated with talented colleagues, including Katsumi Ishikawa and Yosuke Yasuda. These partnerships have fostered a creative environment that encourages innovation and the development of advanced technologies in the power conversion sector.
Conclusion
Sunao Funakoshi represents the spirit of innovation in electrical engineering. His patents not only showcase his expertise but also his dedication to advancing technology for sustainable and efficient energy solutions. As he continues to impact the industry, his work will undoubtedly inspire future generations of inventors and engineers.
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.