Issued Patents 2005
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6928254 | Apparatus and method of forming multi-color images | Min Ho Choi, Myung-ho Kyung | 2005-08-09 |
| 6905470 | Apparatus and method for detecting heartbeat using PPG | Mi Hee Lee, Seok-won Bang | 2005-06-14 |
| 6898402 | Developing unit and electrophotographic image forming apparatus using the same | — | 2005-05-24 |
| 6891947 | Multifunctional analog trunk circuit | Dong Sik Han | 2005-05-10 |
| 6874334 | Air conditioning system | Ho Seon Choi, Gi Seop Lee | 2005-04-05 |