Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8070254 | Printing head cleaning apparatus, image forming apparatus having the same and method to clean printing head | Jung-dae Heo, Dong Woo Ha | 2011-12-06 |
| 8052277 | Inkjet image forming apparatus having array type print head | Young Choon KIM, Heon-soo Park, Chang Park, Myung-song Jung | 2011-11-08 |