Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7991308 | Waste toner amount detecting apparatus and method, and image forming apparatus employing the same | — | 2011-08-02 |
HO
Han-sang Oh
Overall (2011): #291,073 of 364,097Top 80%
1
Patents 2011