Location History:
- Kunitachi, JP (1990)
- Tokyo, JP (1994)
Company Filing History:
Years Active: 1990-1994
Title: The Innovations of Toshio Kadokura
Introduction
Toshio Kadokura is a notable inventor based in Kunitachi, Japan. He has made significant contributions to the field of engineering, particularly in the development of advanced elevator systems and control circuits. With a total of 2 patents, his work reflects a commitment to innovation and efficiency.
Latest Patents
One of Kadokura's latest patents is the "Self running type elevator system using linear motors." This invention allows for the control of power supply to multiple elevator cars without significantly increasing the system's size. The system features travelling corridors equipped with primary coils of a linear motor, alongside elevator cars that contain secondary conductors. This design enables efficient driving of the elevator cars through the interaction of the primary coil and secondary conductor.
Another significant patent is the "Control system for voltage-source pulse width modulation step-up." This invention addresses the challenges of maintaining a stable d.c. voltage in a PWM step-up converter connected to an a.c. power supply. By compensating for reactor voltage drops that change with load current, Kadokura's control circuit ensures stable output, even when faced with phase shifts in voltage.
Career Highlights
Toshio Kadokura is associated with Kabushiki Kaisha Toshiba, a leading company in technology and innovation. His work at Toshiba has allowed him to explore and develop cutting-edge technologies that enhance the efficiency and functionality of electrical systems.
Collaborations
Kadokura has collaborated with notable colleagues such as Ryoichi Kurosawa and Yutaka Ogawa. Their combined expertise has contributed to the successful development of innovative technologies within their field.
Conclusion
Toshio Kadokura's contributions to engineering and technology exemplify the spirit of innovation. His patents reflect a deep understanding of complex systems and a dedication to improving efficiency in modern technology.