Location History:
- Minato-ku, JP (2021)
- Tokyo, JP (1996 - 2022)
Company Filing History:
6 out of 35,689 
1 out of 1,645 
1 out of 42,494 
Years Active: 1996-2022
Title: Nobuaki Yoshioka: Innovator in Electric Motor Control and Magnetic Alloy Production
Introduction
Nobuaki Yoshioka is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the fields of electric motor control and the production of magnetic alloys. With a total of 9 patents to his name, Yoshioka's work reflects a commitment to innovation and technological advancement.
Latest Patents
One of Yoshioka's latest patents is a control device for an electric motor. This device includes a battery voltage detecting part that monitors the battery voltage while driving a motor powered by a battery. It features a minimum voltage holding part that maintains the battery voltage above a predetermined level by reducing the consumption current of the electric motor when the detected voltage falls below this threshold. This innovation allows for cost-effective suppression of battery voltage reduction during operation.
Another notable patent is a method of producing atomized powder and a method of manufacturing a magnetic core. This method involves an atomizing step that forms magnetic alloy particles from molten metal, creating a slurry with these particles dispersed in an aqueous medium. The process includes a magnetic separation step to concentrate the slurry and a drying step to produce a magnetic alloy powder.
Career Highlights
Yoshioka has worked with several notable companies throughout his career, including NEC Corporation and Unicharm Corporation. His experience in these organizations has contributed to his expertise in developing innovative technologies.
Collaborations
Yoshioka has collaborated with several professionals in his field, including Makihiro Otohata and Hiroshi Yageta. These collaborations have likely enhanced his research and development efforts.
Conclusion
Nobuaki Yoshioka is a distinguished inventor whose work in electric motor control and magnetic alloy production has made a significant impact. His innovative patents and collaborations reflect his dedication to advancing technology in these fields.