Company Filing History:
6 out of 15,989 
3 out of 21,351 
Years Active: 2008-2011
Title: Ken-ichi Okamoto: Innovator in Elevator Control Systems
Introduction
Ken-ichi Okamoto is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of elevator control systems, holding a total of 9 patents. His innovative designs have improved the safety and efficiency of elevator operations.
Latest Patents
One of Okamoto's latest patents is a control apparatus for an elevator responsive to car-mounted position detectors. This invention features a support device mounted on the car, a detection device for identifying the car's position, and a control unit that manages the elevator's operation based on the detection device's information. The support device includes a rail holding member that is displaceable and guided by a guide rail in the hoistway.
Another notable patent is an emergency stop system for elevators. This system comprises a state sensor that detects the car's operation, a brake device for halting the car, and a brake controller that issues signals to operate the brake based on the sensor's input. The system also includes an uninterruptible power supply to ensure continuous operation of the sensor, brake device, and controller. The controller features a signal processing/calculating unit that determines the car's deceleration and a command value calculating unit that generates commands for the brake device.
Career Highlights
Ken-ichi Okamoto has worked with leading companies in the industry, including Mitsubishi Electric Corporation and Mitsubishi Denki Kabushiki Kaisha. His experience in these organizations has allowed him to develop and refine his innovative ideas in elevator technology.
Collaborations
Throughout his career, Okamoto has collaborated with notable colleagues such as Takaharu Ueda and Masunori Shibata. These partnerships have contributed to the advancement of his inventions and the overall progress in elevator control systems.
Conclusion
Ken-ichi Okamoto's contributions to elevator technology through his patents and collaborations have significantly enhanced the safety and efficiency of elevator systems. His work continues to influence the industry and inspire future innovations.