Choi; Sik-sun
Patent Applications and Registrations
Patent applications and USPTO patent grants for Choi; Sik-sun.The latest application filed is for "photocatalyst-containing filter material, and photocatalyst filter including the filter material".
- Choi; Sik-sun - Osan KR
- Choi; Sik-sun - Osan-si KR
- Choi, Sik-sun - Osan-city KR
- Choi; Sik-sun - Gyeonggi-do KR
- Choi; Sik-sun - Suwon-si KR
| Patent | Date |
|---|---|
| Photocatalyst-containing Filter Material, And Photocatalyst Filter Including The Filter Material App 20130121890 - BAE; Jun-cheol ; et al. | 2013-05-16 |
| Complex Metal Oxide Catalyst, Filter Module Including Complex Metal Oxide Catalyst, And Air Cleaner Including Complex Metal Oxide Catalyst App 20120189489 - Kwon; Myung-jong ; et al. | 2012-07-26 |
| Array inkjet head and inkjet image-forming apparatus having the same Grant 7,699,437 - Choi , et al. April 20, 2 | 2010-04-20 |
| Array Inkjet Head And Inkjet Image-forming Apparatus Having The Same App 20090002442 - Choi; Sik-sun ; et al. | 2009-01-01 |
| Ink-cartridge for inkjet printer Grant 7,246,892 - Choi , et al. July 24, 2 | 2007-07-24 |
| Inkjet cartridge and method of fabricating the same App 20060125893 - Lee; Jae-Cheol ; et al. | 2006-06-15 |
| Ink-cartridge for inkjet printer App 20050036014 - Choi, Sik-sun ; et al. | 2005-02-17 |
| Ink cartridge Grant 6,739,711 - Lee , et al. May 25, 2 | 2004-05-25 |
| Ink cartridge with separate magnets Grant 6,623,092 - Kim , et al. September 23, 2 | 2003-09-23 |
| Ink cartridge App 20030058315 - Lee, Young-Su ; et al. | 2003-03-27 |
| Ink cartridge with separate magnets App 20030030682 - Kim, Jeong-Seon ; et al. | 2003-02-13 |
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