Issued Patents 2019
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10497491 | Halogen-free flame-retardant polyolefin insulation composition and cable having an insulating layer formed from the same | Ik Hyun RYU, Jae Ik Lee, Won S. Lee, Ji Wook SHIN | 2019-12-03 |
| 10438716 | Insulation composition having low dielectric constant, and cable including insulation layer formed therefrom | Jin-Ho Nam, Won S. Lee, Ik Hyun RYU, Yi Seul Yang, Hyun Jung Jung | 2019-10-08 |
| 10289076 | Concierge robot system, concierge service method, and concierge robot | Dae Hoon KIM, Hong Gi KIM, Cheul Min Kim, Sang Ki Lee | 2019-05-14 |
| 10241249 | Polarizing plate and optical display including the same | Do Heon Lee, In Cheon Han | 2019-03-26 |
| 10210967 | Power cable | Jae Ik Lee, Won Sang Yoo, Kwang-Mo KIM, Sung Tae Kang | 2019-02-19 |