Company Filing History:
1 out of 7 
1 out of 42,517 
Years Active: 1987
Title: Shigeru Arakawa: Innovator in Elevator Technology
Introduction
Shigeru Arakawa is a notable inventor based in Nagareyama, Japan. He has made significant contributions to the field of elevator technology, particularly through his innovative patent that enhances the safety and reliability of elevator systems.
Latest Patents
One of Shigeru Arakawa's key patents is a supervisory operation control system designed to protect elevators. This system responds to vibrations detected at specific locations within the equipment. When the product of speed and displacement of the vibration exceeds a predetermined value, the system transitions to a supervisory operation. This innovation aims to mitigate the adverse effects of vibrations on elevator performance.
Career Highlights
Shigeru Arakawa has worked with prominent companies in the industry, including Hitachi Elevator Engineering & Service Co., Ltd. and Hitachi, Ltd. His experience in these organizations has allowed him to develop and refine his expertise in elevator technology.
Collaborations
Throughout his career, Shigeru has collaborated with talented individuals such as Yoshimitsu Onoda and Takato Yamakoshi. These partnerships have contributed to the advancement of elevator safety and operational efficiency.
Conclusion
Shigeru Arakawa's innovative work in elevator technology, particularly his supervisory operation control system, showcases his commitment to enhancing safety in this essential mode of transportation. His contributions continue to influence the industry positively.