Location History:
- Hyogo-ken, JP (2005)
- Hyogo, JP (2009)
- Saga, JP (2011)
- Amagasaki, JP (2013)
- Osaka, JP (2003 - 2016)
- Chiyoda-ku, JP (2012 - 2019)
- Tokyo, JP (1979 - 2024)
Company Filing History:
16 out of 15,928 
9 out of 1,102 
3 out of 4,631 
Years Active: 1979-2025
Title: Kenji Fujiwara - Innovator in Power Conversion Technologies
Introduction
Kenji Fujiwara, based in Tokyo, Japan, is a prominent inventor known for his contributions to electrical engineering. With a remarkable portfolio of 32 patents, Fujiwara has made significant advancements in power conversion apparatus and motor control devices. His work demonstrates a strong commitment to innovation in the fields of aviation and industrial electronics.
Latest Patents
Fujiwara's latest patents include several groundbreaking inventions. One of his notable patents is a power conversion apparatus that features a hermetic housing containing a power semiconductor module and dry gas. This design incorporates a gas inlet and outlet valve, ensuring optimal performance under various conditions. Furthermore, his motor control device patent boasts an innovative power source device with a DC-output power conversion function that can switch between two voltage modes, enhancing the efficiency of motor operations for flying objects.
Career Highlights
Throughout his career, Kenji Fujiwara has collaborated with major companies such as Mitsubishi Electric Corporation and Nippon Steel & Sumitomo Metal Corporation. His experience at these organizations has influenced his innovative approach to electrical engineering. Fujiwara’s work not only furthers technological advancements but also benefits the aerospace and industrial sectors.
Collaborations
Kenji Fujiwara has worked alongside talented individuals such as Akihiko Iwata and Masaki Yamano. Their collaborative efforts have played a crucial role in the successful development of his patented technologies. Together, they have contributed to the evolution of power conversion solutions that support modern electric systems.
Conclusion
With an impressive array of patents and a dedication to innovation, Kenji Fujiwara stands out as a key figure in the realm of power conversion technologies. His inventions, particularly in the area of motor control and power management, are at the forefront of industrial advancements. As technology continues to evolve, Fujiwara's contributions will undoubtedly leave a lasting impact on the industry.