Company Filing History:
Years Active: 2017-2023
Title: Innovations by Zhijia Ren in Air Compression Technology
Introduction
Zhijia Ren is a notable inventor based in Tokyo, Japan, recognized for his contributions to air compression technology. With a total of four patents to his name, Ren has made significant advancements in the design and functionality of scroll compressors.
Latest Patents
One of Ren's latest patents is a "Scroll compressor with two step inverter control." This invention aims to provide a scroll compressor with a simple configuration that prevents noise caused by compressed air remaining in the discharge pipe. The design includes a scroll type compressor body, a motor, an inverter, a discharge pipe, and a check valve. The inverter controls the motor's rotational speed in two steps during the compressor's stopping process, ensuring smooth operation.
Another significant patent is the "Air compressing apparatus and control method." This invention focuses on establishing a sufficient air-filling rate while minimizing noise during the initiation of operations. The apparatus comprises a compressor body, a motor, an inverter, a control circuit, and a pressure sensor. The control circuit operates the compressor body in a low-speed activation mode initially, transitioning to a normal operating mode based on pressure readings and elapsed time.
Career Highlights
Zhijia Ren is currently employed at Hitachi Industrial Equipment Systems Co., Ltd., where he continues to innovate in the field of air compression. His work has contributed to the development of more efficient and quieter air compressing systems.
Collaborations
Ren has collaborated with notable coworkers, including Yoshiyuki Kanemoto and Hiroshi Ohta, who have also contributed to advancements in the field.
Conclusion
Zhijia Ren's innovative patents and contributions to air compression technology highlight his expertise and commitment to improving industrial equipment. His work continues to influence the industry, paving the way for quieter and more efficient air compressing solutions.