Identification of Promising Vacant Technologies for the Development of Truck on Freight Train Transportation Systems

by Sungchan Jun, Seong Ho Han, Jiwon Yu, Jumi Hwang, Sangbaek Kim, Chulung Lee
Published 2021-01-01

Technological Opportunity Analysis: Assistive Technology for Blind and Visually Impaired People

by Jumi Hwang, Kyung Hee Kim, Jong Gyu Hwang, Sungchan Jun, Jiwon Yu, Chulung Lee
Published 2020-10-01

Identification of Vacant and Emerging Technologies in Smart Mobility Through the GTM-Based Patent Map Development

by Jiwon Yu, Jong-Gyu Hwang, Jumi Hwang, Sung Chan Jun, Sumin Kang, Chulung Lee, Hyundong Kim
Published 2020-11-01

Identifying Technology Opportunities for Electric Motors of Railway Vehicles with Patent Analysis

by Yunkoo Cho, Young Jae Han, Jumi Hwang, Jiwon Yu, Sangbaek Kim, Chulung Lee, Sugil Lee, Kyung Pyo Yi
Published 2021-02-01