Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5848321 | Method for automatically controlling transfer voltage in printer using electrophotography system | Hyun-wook Bae | 1998-12-08 |
| 5821551 | Paper sensing apparatus for sensing paper feeding from paper cassette and paper presence for printing operation in a laser beam printer | — | 1998-10-13 |