Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9793789 | Apparatus and method for protecting grid-connected inverter from occurrence of low grid voltage | Jeong Heum Lee, Ju Young Chang, Jae Sig Kim, Jin Su Lee | 2017-10-17 |
| 9712043 | Apparatus and method for controlling overcurrent of grid-connected inverter due to abnormal grid voltage | Jeong Heum Lee, Ju Young Chang, Jae Sig Kim, Jin Su Lee | 2017-07-18 |
| 9685326 | Method of manufacturing a polysilicon (poly-Si) layer | Jong-Moo Huh, Sung Ho Kim | 2017-06-20 |
| 9570534 | Organic light emitting diode display | Kyu-Sik Cho, Won-Kyu Lee, Tae-Hoon Yang, Byoung-Kwon Choo, Bo-Kyung Choi +4 more | 2017-02-14 |