Location History:
- Tiyoda, JP (1989)
- Ibaraki, JP (1987 - 1996)
Company Filing History:
Years Active: 1987-1996
Title: Mitsuho Yoneyama: Innovator in Magnetic Bearing Technology
Introduction
Mitsuho Yoneyama is a prominent inventor based in Ibaraki, Japan, known for his significant contributions to the field of magnetic bearing technology. With a total of five patents to his name, Yoneyama has developed innovative methods and apparatuses that enhance the performance and efficiency of magnetic bearings.
Latest Patents
One of Yoneyama's latest patents is a "Method and apparatus for controlling a magnetic bearing." This invention focuses on controlling rotor speed with reduced drive current while effectively suppressing rotor vibration. The controller utilizes a combination of ABS control, N-cross control, N-straight control, and FF control, in addition to basic PID control. A computer within the controller determines the activation of each control based on a predetermined table of control plans in response to the detected rotor speed.
Another notable patent is the "Balancing method for flexible rotor and a balancer applicable to the." This method involves rotating the rotor and measuring its vibration to identify resonance speeds. By imparting vibration exciting forces synchronized with the rotor rotation in two orthogonal directions, Yoneyama's method effectively reduces resonance vibration. The amplitude and phase of the vibration exciting force are determined, leading to the calculation of a correction weight. This weight guides the balancing work on the rotor, ensuring optimal performance.
Career Highlights
Mitsuho Yoneyama is currently employed at Hitachi, Ltd., where he continues to innovate and develop advanced technologies in the field of magnetic bearings. His work has significantly impacted the industry, leading to improved efficiency and reliability in various applications.
Collaborations
Yoneyama has collaborated with notable colleagues, including Osami Matsushita and Naohiko Takahashi. Their combined expertise has contributed to the advancement of magnetic bearing technologies and the successful implementation of innovative solutions.
Conclusion
Mitsuho Yoneyama's contributions to magnetic bearing technology through his patents and collaborative efforts highlight his role as a leading inventor in this field. His innovative approaches continue to shape the future of magnetic bearing applications, ensuring enhanced performance and reliability.
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.