Issued Patents 2011
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8052253 | Inkjet head having piezoelectric actuator for restrictor, and image forming method and apparatus having the same | Sang-kwon Wee, Se Young Oh | 2011-11-08 |
| 8042919 | Piezoelectric inkjet printhead | Seung Mo Lim, Tae Kyung LEE, Chang-youl Moon, Hwa Sun Lee | 2011-10-25 |
| 8008375 | Poly(vinyl chloride) product containing cyclodextrin derivatives with suppression of the migration of plasticizer and manufacturing method thereof | Seung-Yeop Kwak, Sang-Jae Jung | 2011-08-30 |
| 8002391 | Inkjet printhead having piezoelectric actuator and method of driving the piezoelectric actuator | Hwa Sun Lee, Kyo-yeol Lee, Tae Kyung LEE, Chang-youl Moon | 2011-08-23 |
| 7926177 | Method of forming hydrophobic coating layer on surface of nozzle plate of inkjet printhead | Sung-gyu Kang, Kae-dong Back, Seung Mo Lim | 2011-04-19 |
| 7909438 | Piezo-electric type inkjet printhead | Tae Kyung LEE, Sang-kwon Wee, Tae Woon Cha, Jae Chang Lee | 2011-03-22 |
| 7891064 | Piezoelectric inkjet head and method of manufacturing the same | Sung-gyu Kang, Young-ki Hong, Se Young Oh | 2011-02-22 |
| 7883179 | Nozzle plate usable with inkjet printhead | Tae Woon Cha | 2011-02-08 |
| 7883180 | Nozzle plate of inkjet printhead and method of manufacturing the nozzle plate | Tae Woon Cha, Seung Mo Lim, Sung-gyu Kang | 2011-02-08 |