This inventor holds 1 USPTO granted patent and 1 published patent application. Top assignees: Haier Smart Home Co., Ltd., Qingdao Haier Refrigerator Corp., Ltd.. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
1 out of 59 
1 out of 31 Years Active: 2026
Title: Huihui Liu - Innovator in Magnetic Field Fresh-Keeping Technology.
Introduction
Huihui Liu is an inventive mind based in Qingdao, China. She has developed a unique patent application that focuses on enhancing food preservation through innovative technology. Her work aims to improve the efficiency of refrigeration devices using magnetic fields.
Latest Patent Applications
Huihui Liu's latest patent application is titled "MAGNETIC FIELD FRESH-KEEPING APPARATUS AND AIR-COOLED REFRIGERATION DEVICE." This invention includes a magnetic field fresh-keeping apparatus that consists of a drawer container, a drawer, a magnet assembly, and a waterproof structure. The design features an opening on the front side of the drawer container, allowing for easy access. The drawer is designed to slide within the container, while the magnet assembly includes a first magnet and a second magnet positioned on opposite sides. The mounting cavities for these magnets are designed to facilitate airflow, ensuring effective cooling. Additionally, the waterproof structure protects the magnet assembly from moisture.
Conclusion
Huihui Liu's innovative approach to refrigeration technology showcases her commitment to enhancing food preservation methods. Her contributions to the field, particularly through her latest patent application, highlight her potential as an inventor in the realm of magnetic field technology.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile