Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11291893 | Educational golf club | — | 2022-04-05 |
| 9588010 | Apparatus for soil box experiment applying vibration | Jung-Hae Choi | 2017-03-07 |
| 9488561 | Test apparatus for early landslide detection fully-connected with pore water pressure, surface displacement and shear surface | Sueng Won Jeong, Choon-Oh Lee, Kyeong Su Kim, Young Suk Song, Junghae Choi | 2016-11-08 |
| 9478151 | Apparatus for soil box experiment making shape of variable landslide surface | Jung-Hae Choi, Pyeong-Koo Lee | 2016-10-25 |
| 8717029 | Apparatus for measuring permittivity of rocks and fault clays using permittivity sensor | Jung-Hae Choi, Yong-je Kim | 2014-05-06 |
| 8656794 | Apparatus for dissolution experiment of mineral | Jung-Hae Choi, Yong-je Kim | 2014-02-25 |
| 8555714 | Apparatus for measuring the amount of snow cover and snowfall using electrical conduction | Jung-Hae Choi, Young-Cheon Won | 2013-10-15 |