This inventor holds 9 USPTO granted patents and 8 published patent applications and 2 EPO patents. Top assignees: Samsung Electronics Ltd., Samsung Electronics Co., Ltd.. Active years: 2025-2026.
Company Filing History:
5 out of 5,871 
4 out of 132,108 
Years Active: 2025-2026
Title: Yeongju Lee: Innovator in Cordless Cleaning Technology
Introduction
Yeongju Lee is a prominent inventor based in Suwon-si, South Korea. He has made significant contributions to the field of cleaning technology, particularly with his innovative designs for cordless vacuum cleaners. With a total of 9 patents to his name, Lee continues to push the boundaries of how cleaning devices operate.
Latest Patents
One of Yeongju Lee's latest patents is for a cordless vacuum cleaner and a method of controlling its operation. This invention involves storing information about predefined movement patterns in the vacuum cleaner's memory. It detects when docking or charging is terminated and analyzes movement information from motion sensors to control the vacuum's operation based on identified movement patterns. Another notable patent is for a cleaning device that includes a suction motor, a suction head with a rotatable brush, and a pressure sensor. This device can identify the type of surface being cleaned and adjust its suction power accordingly, enhancing cleaning efficiency.
Career Highlights
Yeongju Lee is currently employed at Samsung Electronics Co., Ltd., where he applies his expertise in developing advanced cleaning technologies. His work has contributed to the company's reputation for innovation in consumer electronics.
Collaborations
Lee collaborates with talented coworkers, including Seongu Lee and Seehyun Kim, who share his passion for innovation in cleaning technology.
Conclusion
Yeongju Lee's contributions to cordless cleaning technology exemplify the spirit of innovation. His patents reflect a commitment to improving the efficiency and effectiveness of cleaning devices.