Company Filing History:
4 out of 296 
3 out of 1,079 
Years Active: 2013-2019
Title: Youngshin Yoon: Innovator in Address Book Information Systems and RFID Technology
Introduction
Youngshin Yoon is a prominent inventor based in Seoul, South Korea. He has made significant contributions to the fields of address book information systems and radio frequency identification (RFID) technology. With a total of 5 patents to his name, Yoon continues to push the boundaries of innovation.
Latest Patents
Yoon's latest patents include an address book information service system and a method and device for address book information service. This invention provides a system where a terminal device sets groups in an address book according to category information. It transmits group information and user information to a service device, which then searches for new address book information based on the user's location. The terminal device automatically registers the new information, making it easier for users to access updated contacts.
Another notable patent is a method for measuring the location of an RFID reader using beacons. This invention enhances the accuracy of location measurement for moving RFID readers by utilizing multiple beacon devices. The RFID reader calculates its current location by receiving signals from at least three beacons, improving the reliability of the system in various propagation environments.
Career Highlights
Throughout his career, Youngshin Yoon has worked with notable companies such as SK Planet Co., Ltd. and SK Telecom Company, Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in technology.
Collaborations
Yoon has collaborated with talented individuals in his field, including Joosik Lee and Jonghyun Kim. These partnerships have fostered a creative environment that encourages the development of groundbreaking technologies.
Conclusion
Youngshin Yoon is a distinguished inventor whose work in address book information systems and RFID technology has made a significant impact. His innovative patents and collaborations highlight his commitment to advancing technology and improving user experiences.