This inventor holds 3 USPTO granted patents. Top assignee: Mitsubishi Denki Kabushiki Kaisha. Active years: 1982-1994.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 1982-1994
Title: Takanobu Masaki: Innovator in Elevator Control Technology
Introduction
Takanobu Masaki is a notable inventor based in Inazawa, Japan. He has made significant contributions to the field of elevator control technology, holding a total of 3 patents. His work focuses on enhancing the efficiency and safety of hydraulic elevators.
Latest Patents
Masaki's latest patents include a "Drive Control Unit for Hydraulic Elevator" and a "Control Device for an Elevator." The drive control unit features an inverter for variably driving the motor, a speed detector for monitoring the motor's rotating speed, and a current detector for assessing the primary current of the motor. It also includes a speed control unit that calculates a torque command value based on the deviation between the detected rotating speed and a speed command value. Additionally, the unit has a pump pressure detector that limits the torque command value when the pump pressure falls below a set threshold. The control device for an elevator automatically regulates an offset to correct the control signal applied to the inverter's base circuit. This innovation ensures that the output current of the inverter is maintained at a predetermined value, enhancing the elevator's operational stability.
Career Highlights
Takanobu Masaki is associated with Mitsubishi Electric Corporation, where he has been instrumental in developing advanced elevator control systems. His expertise in this area has led to the creation of innovative solutions that improve the performance and reliability of elevators.
Collaborations
Masaki has collaborated with notable colleagues, including Yoshio Miyanishi and Toshiaki Ishii. Their combined efforts have contributed to the advancement of elevator technology and the successful implementation of new systems.
Conclusion
Takanobu Masaki's contributions to elevator control technology demonstrate his commitment to innovation and safety in the industry. His patents reflect a deep understanding of hydraulic systems and a dedication to improving elevator performance.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile