Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11966243 | Power factor adjustment method and apparatus in waveguide circuit or transmission line circuit, and power generating transmission line system using the same | Hijung CHAI | 2024-04-23 |
| 10978979 | Power factor adjustment method and apparatus through the phase control in a transformer circuit | Hijung CHAI, Aquila Hwan Lee | 2021-04-13 |
| 7685087 | Method for making decision tree using context inference engine in ubiquitous environment | Jung Sook BAE, Kyung Sook KIM, Gyung-Chul Shin, Dong-Hee Kim | 2010-03-23 |