Company Filing History:
2 out of 18,154 
1 out of 193 Years Active: 2019-2020
Title: Changhai Feng: Innovator in Vacuum Technology
Introduction
Changhai Feng is a notable inventor based in Beijing, China. He has made significant contributions to the field of vacuum technology, holding a total of 3 patents. His innovative designs focus on enhancing the efficiency and functionality of vacuum systems.
Latest Patents
Changhai Feng's latest patents include a vacuum adsorption unit and a vacuum adsorption carrier. The vacuum adsorption unit features a housing that defines an air path through-hole, equipped with an upper and lower abutting surface. A movable piston is located within this air path, ensuring optimal performance through its elastic member that drives the piston to maintain contact with the upper abutting surface. Additionally, a pressure relief passage is integrated to enhance the unit's functionality. Another significant patent is the membrane material lamination device, which includes two support structures capable of adjusting their positions to support membrane materials effectively. This device is designed to improve the lamination process through innovative pressure application mechanisms.
Career Highlights
Changhai Feng has worked with prominent companies such as BOE Technology Group Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking technologies in the field.
Collaborations
Changhai has collaborated with notable individuals in his field, including Dejiang Zhao and Seiji Fujino. These partnerships have fostered innovation and development in vacuum technology.
Conclusion
Changhai Feng's contributions to vacuum technology through his patents and collaborations highlight his role as a significant inventor in the industry. His work continues to influence advancements in this field.