| Title |
Groundwater Pollution Analysis Using Patent Map |
| Authors |
임은정 ( Eun Jung Im ) ; 김성현 ( Sung Hyun Kim ) ; 현동훈 ( Dong Hun Hyeon ) |
| Keywords |
Groundwater; Heavy metals; Patent map; Pollution; Soil |
| Abstract |
Advance countries are trying hard to acquire intellectual properties on the technologies for prior occupation in the future industry. Patent contains meaningful technical achievement, Patent map is required to propose the strategies for efficient development and use of these technologies, In this paper, analysis of foreign and domestic patents for groundwater pollution technologies analysis. It was analyzed by utilizing two processes of patent map and paper analysis. The patents in Korea, USA, Japan, China, and Europe were searched. It was found that the number of patent for groundwater pollution was USA patent 44.3%, Japan patent 17.1%, China 13.3%, EU 1.9% and Korea patent 23.3%, respectively. |