Issued Patents All Time
Showing 101–111 of 111 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8002391 | Inkjet printhead having piezoelectric actuator and method of driving the piezoelectric actuator | Hwa Sun Lee, Kyo-yeol Lee, Chang-youl Moon, Jae-woo Chung | 2011-08-23 |
| 7922289 | Nozzle plate of inkjet printhead and method of manufacturing the same | Jae Chang Lee, Tae Woon Cha | 2011-04-12 |
| 7909438 | Piezo-electric type inkjet printhead | Sang-kwon Wee, Jae-woo Chung, Tae Woon Cha, Jae Chang Lee | 2011-03-22 |
| 7903191 | Display device | Young Kim, Hwan-Jin Kim, Tae Hun Kim | 2011-03-08 |
| 7789494 | Inkjet head including plurality of restrictors to restrain crosstalk | Young-ki Hong, Jae-woo Chung | 2010-09-07 |
| 7735976 | Inkjet printhead using non-aqueous ink | Tae Woon Cha, Jae-woo Chung | 2010-06-15 |
| 7699442 | Piezoelectric inkjet printhead | Seung Mo Lim, Chang-youl Moon, Jae-woo Chung, Hwa Sun Lee | 2010-04-20 |
| 7682001 | Piezoelectric actuator inkjet head and method of forming the same | Jae-woo Chung, Kyo-yeol Lee, Hwa Sun Lee, Seung Mo Lim, Jae Chang Lee | 2010-03-23 |
| 7442745 | Aminomethyl polystyrene resin and preparation process for the same | Yoon-Sik Lee, Sun-Jong Ryoo | 2008-10-28 |
| 6875822 | Process for preparing tritylated polystyrene resin | Sun-Jong Ryoo, Ju Han Kim | 2005-04-05 |
| 5738502 | Valve keeper for a valve of a reciprocating compressor | — | 1998-04-14 |