Location History:
- Toyonaka, JP (1992 - 1994)
- Osaka, JP (1992 - 2008)
Company Filing History:
5 out of 27,375 
1 out of 16,453 
Years Active: 1992-2008
Title: The Innovative Contributions of Sadayuki Tamae
Introduction
Sadayuki Tamae is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of motor drive technology, holding a total of 6 patents. His work focuses on enhancing the efficiency and functionality of motor systems, particularly in household appliances.
Latest Patents
Tamae's latest patents include a motor drive unit and a washing machine motor drive device. The motor drive unit features a DC power source and multiple inverter circuits that convert DC power to AC power. It includes current detectors and a controller that performs PWM control, allowing for the simultaneous operation of multiple motors. The washing machine motor drive device utilizes an inverter circuit to drive a motor with constant torque control. This innovation simplifies the management of braking torque and maximizes braking efficiency. It also enhances regenerative energy control and prevents abnormal voltage rises in the inverter circuit.
Career Highlights
Throughout his career, Tamae has worked with prominent companies such as Matsushita Electric Industrial Co., Ltd. and Panasonic Corporation. His experience in these organizations has contributed to his expertise in motor technology and innovation.
Collaborations
Tamae has collaborated with notable colleagues, including Mitsuyuki Kiuchi and Hisashi Hagiwara. Their combined efforts have further advanced the development of motor drive technologies.
Conclusion
Sadayuki Tamae's contributions to motor drive technology have significantly impacted the efficiency of household appliances. His innovative patents reflect a commitment to enhancing motor performance and energy conservation.