Location History:
- Katsuta, JA (1978)
- Katsuta, JP (1983 - 1984)
Company Filing History:
Years Active: 1978-1984
Title: Innovations by Tomiaki Kurihara: A Pioneer in Elevator Technology
Introduction
Tomiaki Kurihara, an inventive mind hailing from Katsuta, Japan, has made significant contributions to the field of elevator technology. With a total of five patents to his name, Kurihara has developed advanced systems that enhance the efficiency and reliability of elevator operations.
Latest Patents
Among Kurihara's latest innovations is the **AC Elevator Control System**. This system employs a three-phase induction motor to drive the elevator car, controlling the primary voltage supplied to the motor to manage the motoring torque during different operational modes. Notably, in deceleration mode, the system utilizes a power converter to supply low-frequency AC power to the motor, enabling regenerative braking that improves energy efficiency.
Another notable invention is the **Method and Apparatus for Detecting Elevator Car Position**. This technology features a pulse generator directly connected to a car drive motor. It calculates the elevator car's position by counting pulses generated as the motor operates. To enhance precision, it includes first and second car position detectors that allow for compensation based on the wear of the sheave and rope, significantly improving the accuracy of car positioning within the hatchway.
Career Highlights
Tomiaki Kurihara is currently affiliated with Hitachi, Ltd., a prominent player in innovative technology solutions. His work at the company has placed him at the forefront of elevator technological advancements and has solidified his reputation in the industry.
Collaborations
Throughout his career, Kurihara has collaborated with notable colleagues, including Yasunori Katayama and Takanobu Hatakeyama. Working alongside such talented individuals has likely contributed to the successful development of his patented technologies and further advancements in the field.
Conclusion
Tomiaki Kurihara's inventive work in elevator technology, characterized by his innovative patents, has significantly impacted the industry. His dedication to developing efficient and precise systems demonstrates the importance of continuous innovation in improving everyday technologies. As an inventor, Kurihara's contributions will undoubtedly pave the way for future developments in elevator operations.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.