Ahn; Seung Joon
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ahn; Seung Joon.The latest application filed is for "micro-column with double aligner".
- Ahn; Seung Joon - Daejeon KR
- Ahn; Seung-Joon - Gyeonggi-do N/A KR
- Ahn; Seung Joon - Chonan-si KR
- AHN; Seung Joon - Ichon-si KR
- Ahn; Seung Joon - Chungcheongnam-do KR
- Ahn; Seung-joon - Kyungki-do KR
- Ahn; Seung-joon - Seoul KR
| Patent | Date |
|---|---|
| Micro-column with double aligner Grant 9,196,454 - Oh , et al. November 24, 2 | 2015-11-24 |
| Ultra-miniaturized electron optical microcolumn Grant 8,835,848 - Oh , et al. September 16, 2 | 2014-09-16 |
| Micro-column With Double Aligner App 20140239190 - OH; Tae Sik ; et al. | 2014-08-28 |
| Ultra-miniaturized Electron Optical Microcolumn App 20140224997 - OH; Tae Sik ; et al. | 2014-08-14 |
| Open loop type delay locked loop and method for operating the same Grant 8,482,331 - Ahn , et al. July 9, 2 | 2013-07-09 |
| Duty cycle correction circuit Grant 8,451,037 - Ahn , et al. May 28, 2 | 2013-05-28 |
| Delay locked loop and method for driving the same Grant 8,446,197 - Ahn , et al. May 21, 2 | 2013-05-21 |
| Delay locked loop Grant 8,242,822 - Ahn , et al. August 14, 2 | 2012-08-14 |
| Semiconductor memory device Grant 8,233,339 - Yoon , et al. July 31, 2 | 2012-07-31 |
| Delay Locked Loop App 20120154002 - AHN; Seung-Joon ; et al. | 2012-06-21 |
| Duty Cycle Correction Circuit App 20120154006 - AHN; Seung-Joon ; et al. | 2012-06-21 |
| Delay locked loop Grant 8,143,925 - Ahn , et al. March 27, 2 | 2012-03-27 |
| Semiconductor Memory Device App 20120008433 - YOON; Hyun-Su ; et al. | 2012-01-12 |
| Open Loop Type Delay Locked Loop And Method For Operating The Same App 20110291730 - Ahn; Seung-Joon ; et al. | 2011-12-01 |
| Delay Locked Loop App 20110156766 - AHN; Seung-Joon ; et al. | 2011-06-30 |
| Delay Locked Loop And Method For Driving The Same App 20110156767 - Ahn; Seung-Joon ; et al. | 2011-06-30 |
| Delay circuit Grant 7,969,220 - Ahn , et al. June 28, 2 | 2011-06-28 |
| Method for focusing electron beam in electron column Grant 7,902,521 - Kim , et al. March 8, 2 | 2011-03-08 |
| Delay Apparatus Of Semiconductor Integrated Circuit And Method Of Controlling The Same App 20100283518 - AHN; Seung Joon ; et al. | 2010-11-11 |
| Delay Circuit App 20100244920 - Ahn; Seung-Joon ; et al. | 2010-09-30 |
| Extractor for an microcolumn, an alignment method for an extractor aperture to an electron emitter, and a measuring method and an alignment method using thereof Grant 7,750,295 - Kim , et al. July 6, 2 | 2010-07-06 |
| Method for Focusing Electron Beam in Electron Column App 20090200482 - Kim; Ho Seob ; et al. | 2009-08-13 |
| Extractor for an microcolumn, an alignment method for an extractor aperture to an electron emitter, and a measuring method and an alignment method using thereof App 20060071175 - Kim; Ho Seob ; et al. | 2006-04-06 |
| Method for forming integrated circuit capacitors including dual layer electrodes Grant 5,963,805 - Kang , et al. October 5, 1 | 1999-10-05 |
| Disk player having a shutter opening structure in which a shutter of the disk cartridge is opened without a cartridge holder Grant 5,666,343 - Ahn September 9, 1 | 1997-09-09 |
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