Location History:
- Gunma, JP (2007)
- Maebashi, JP (2007 - 2017)
Company Filing History:
Years Active: 2007-2017
Title: The Innovations of Sachio Nakayama
Introduction
Sachio Nakayama is a notable inventor based in Maebashi, Japan. He has made significant contributions to the field of electric power steering systems, holding a total of 4 patents. His work focuses on enhancing the performance and reliability of motor control systems.
Latest Patents
One of Nakayama's latest patents is an electric power steering apparatus designed to protect Zener diodes without compromising steering performance. This innovative apparatus integrates a loss power of the Zener diodes to protect FETs while gradually limiting the duty ratio as the integrating loss increases. The system includes several key components: a loss power calculating section, an integrating loss calculating section, a permissible loss calculating section, a minimum value selecting section, and a limit value calculating section.
Another significant patent is a motor control apparatus that enhances the robustness of the entire control system. This invention addresses motor parameter variations, such as temperature changes and manufacturing inconsistencies, while utilizing a compact one-shunt type current detecting circuit. It also includes features for diagnosing estimation errors, making it a valuable addition to electric power steering systems.
Career Highlights
Sachio Nakayama is currently employed at NSK Corporation, where he continues to innovate in the field of motor control and electric power steering technologies. His work has contributed to advancements that improve the efficiency and reliability of automotive systems.
Collaborations
Throughout his career, Nakayama has collaborated with talented individuals such as Yuzuru Hoshi and Toru Sakaguchi. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies.
Conclusion
Sachio Nakayama's contributions to electric power steering systems and motor control apparatuses highlight his innovative spirit and dedication to engineering excellence. His patents reflect a commitment to improving automotive technology, making him a significant figure in the field.
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.