Issued Patents All Time
Showing 51–57 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7169519 | Double-layered positively-charged organic photoreceptor | Saburo Yokota, Kyung-yol Yon, Hwan-koo Lee, Hae-ree Joo, Beom Jun Kim | 2007-01-30 |
| 7132208 | Composition for forming overcoat layer for organic photoreceptor and organic photoreceptor employing overcoat layer prepared from the composition | Kyung-yol Yon | 2006-11-07 |
| 7115346 | Multi-layered electrophotographic positively charged organic photoconductor and manufacturing method thereof | Saburo Yokota, Kyung-yol Yon, Hwan-koo Lee, Hae-ree Joo, Boem-jun Kim | 2006-10-03 |
| 7045264 | Single layered electrophotographic photoreceptor | Saburo Yokota, Hwan-koo Lee, Kyung-yol Yon, Beom Jun Kim | 2006-05-16 |
| 6949321 | Double-layered positively-charged organic photoreceptor | Hae-ree Joo, Saburo Yokota, Kyung-yol Yon, Hwan-koo Lee, Beom Jun Kim | 2005-09-27 |
| 6949322 | Composition for forming overcoat layer for organophotoreceptor using polyaminoether and organophotoreceptor employing overcoat layer prepared from the composition | Saburo Yokota, Kyung-yol Yon, Hwan-koo Lee, Hae-ree Joo, Beom Jun Kim | 2005-09-27 |
| 6673499 | Organophotoreceptor having an improved ground stripe | Zbigniew Tokarski, Kam W. Law | 2004-01-06 |