This inventor holds 1 USPTO granted patent and 1 EPO patent. Top assignees: Haier Ioc Ecosystem Technologies (Shanghai) Co., Ltd., Haier Smart Home Co., Ltd.. Active years: 2026.
Company Filing History:
1 out of 1 
1 out of 56 Years Active: 2026
Title: Dongsong Sun: Innovator in Washing Machine Technology
Introduction
Dongsong Sun is a notable inventor based in Qingdao, China. He has made significant contributions to the field of washing machine technology, particularly with his innovative control methods for dispensing laundry treatment agents.
Latest Patents
Dongsong Sun holds a patent for a "Washing machine control method for dispensing liquid, and washing machine." This patent outlines a method that includes receiving an instruction for dispensing a laundry treatment agent. It involves controlling a switching valve to be in a preset neutral position, allowing for efficient dispensing and flushing of the treatment agent. The process ensures that the washing machine operates effectively while minimizing waste.
Career Highlights
Throughout his career, Dongsong Sun has worked with prominent companies in the home appliance industry. He has been associated with Haier Smart Home Co., Ltd. and Haier Ioc Ecosystem Technologies (Shanghai) Co., Ltd. His work in these organizations has allowed him to develop and refine his innovative ideas in washing machine technology.
Collaborations
Dongsong Sun has collaborated with several professionals in his field, including Yanfen Lv and Sheng Xu. These collaborations have contributed to the advancement of technology in washing machines and have fostered a creative environment for innovation.
Conclusion
Dongsong Sun's contributions to washing machine technology demonstrate his commitment to innovation and efficiency. His patent for a washing machine control method showcases his ability to solve practical problems in everyday appliances. His work continues to influence the industry and improve user experiences.