Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10113928 | Pressure sensor and a method for manufacturing the same | Chang Han Je, Woo Seok Yang, Chang Auck Choi | 2018-10-30 |
| 10078069 | Device for detecting change in underground medium | Gunn Hwang, WooSub YOUM | 2018-09-18 |
| 10008888 | Wireless power transmission system calculating the battery charge state of the receiver based on the supply impedance of the power source and the summed impedance of the wireless transmitter, wireless receiver, medium therebetween, and battery charge circuit | WooSub YOUM, Gunn Hwang | 2018-06-26 |