Location History:
- Tatebayshi, JP (1993)
- Isesaki, JP (1998)
Company Filing History:
Years Active: 1993-1998
Title: Innovations by Tadashi Miyazawa
Introduction
Tadashi Miyazawa is a notable inventor based in Tatebayshi, Japan. He has made significant contributions to the field of motor control and vending machine technology. With a total of 2 patents, his work showcases innovative solutions that enhance efficiency and functionality.
Latest Patents
Miyazawa's latest patents include an "Apparatus and method for driving and controlling brushless motor." This invention involves a brushless DC motor with 3-phase stator windings and a permanent-magnet rotor, driven on a DC voltage through a 3-phase electronic switching circuit. The design allows for precise control of the motor's operation, adapting to varying conditions such as rotor speed and current levels.
Another significant patent is the "Coin return control system for vending machines." This system detects coin denominations and ensures accurate coin payouts, regardless of the position of the coin denomination predetermination switch. It includes a memory component that retains the detected coin denomination, allowing for reliable operation even in the event of a faulty readout.
Career Highlights
Miyazawa is currently employed at Sanden Corporation, where he continues to develop innovative technologies. His work at the company has contributed to advancements in both motor control systems and vending machine operations.
Collaborations
Miyazawa collaborates with Toshiyuki Teshigawara, a fellow innovator, to further enhance their projects and share insights within their field.
Conclusion
Tadashi Miyazawa's contributions to technology through his patents reflect his dedication to innovation and problem-solving. His work continues to impact the fields of motor control and vending machine technology positively.