Location History:
- Hitachi, JP (1986)
- Hachioji, JP (1990)
- Ebina, JP (2003 - 2007)
- Kitamoto, JP (1994 - 2013)
- Kawasaki, JP (2006 - 2023)
- Hitachinaka, JP (2007 - 2023)
- Kanagawa, JP (2023)
Company Filing History:
20 out of 42,485 
4 out of 1,192 
3 out of 90,594 
Years Active: 1986-2025
Title: Kenichi Yoshida: Innovator in Electric Motor Control Technologies
Introduction
Kenichi Yoshida, an accomplished inventor based in Kitamoto, Japan, has made significant contributions to the field of electric motor control, holding an impressive total of 28 patents. His work focuses on enhancing the reliability and efficiency of electric motor systems, making them vital in modern automotive and industrial applications.
Latest Patents
Among his latest inventions, Kenichi has developed an electric motor control device and method designed to improve control reliability while optimizing noise reduction. This technology utilizes a specific method of superimposing a radio-frequency voltage, allowing for effective sensorless control and addressing issues related to dead time compensation in inverters.
Kenichi also holds a patent for a power conversion device that involves an inverter capable of converting DC voltage into AC voltage to drive synchronous motors. This device features an innovative magnetic pole position correction unit that rectifies magnetic pole position errors by calculating actual and ideal current phases, enhancing the operational efficiency of synchronous motors.
Career Highlights
Kenichi has had a notable career, working for prominent companies such as Hitachi, Ltd. and Hitachi Astemo Ltd. His experience at these notable institutions has undoubtedly influenced his innovative endeavors and provided a strong foundation for his patent developments.
Collaborations
Throughout his career, Kenichi has collaborated with talented individuals, including coworkers Hitoshi Yokota and Takashi Maruyama. Their joint efforts have contributed to advancing electric motor control technologies, showcasing the importance of teamwork in driving innovation.
Conclusion
Kenichi Yoshida stands out as a leading figure in the realm of electric motor control innovation. With his collection of patents and valuable career experience, he continues to shape the future of electric motor technologies, paving the way for more efficient and reliable systems in various applications. His contributions not only reflect his expertise but also contribute significantly to the advancement of technology within the 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.