Location History:
- Itami, JP (2010)
- Fukuoka, JP (2014)
Company Filing History:
Years Active: 2010-2014
Title: The Innovations of Toshiyuki Kumagai
Introduction
Toshiyuki Kumagai is a notable inventor based in Fukuoka, Japan. He has made significant contributions to the field of power semiconductor devices, holding a total of 2 patents. His work focuses on enhancing the efficiency and accuracy of power management systems.
Latest Patents
Kumagai's latest patents include a power semiconductor device that features a plurality of switching elements connected in parallel. This innovative device comprises first and second power semiconductor elements that can be controlled by a drive control unit. The drive control unit allows for flexible operation, enabling the simultaneous or sequential activation of the semiconductor elements based on external instructions. Another significant patent involves a temperature detection circuit within a PWM signal generation circuit. This circuit amplifies the voltage from a temperature sensor and generates a PWM signal, ensuring high accuracy in detecting the temperature of switching elements.
Career Highlights
Kumagai is currently employed at Mitsubishi Electric Corporation, where he continues to develop cutting-edge technologies in power electronics. His work has been instrumental in advancing the capabilities of power semiconductor devices, making them more efficient and reliable.
Collaborations
Throughout his career, Kumagai has collaborated with talented individuals such as Khalid Hassan Hussein and Shoji Saito. These partnerships have fostered innovation and contributed to the successful development of various projects.
Conclusion
Toshiyuki Kumagai's contributions to the field of power semiconductor devices highlight his expertise and commitment to innovation. His patents reflect a deep understanding of technology and its applications in modern electronics.