Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11625385 | Method and apparatus for managing data based on blockchain | Young Yoo Heo, Sang Ji BAE, Jun Tae Kim, Jung Eun Lee, Kyu Sang Lee | 2023-04-11 |
| 11544255 | Blockchain data recording method and apparatus thereof | Kyu Sang Lee, Young Yoo Heo, Sang Ji BAE, Jun Tae Kim, Jung Eun Lee +1 more | 2023-01-03 |
| 11258616 | Decentralized key management system and method | Hyo-Jung LEE, Chang Suk Yoon, Jung-Woo Cho, Young Woon Kwon | 2022-02-22 |
| 11005932 | Method for associating data between a plurality of blockchain networks and apparatus thereof | Young Wn Kwun, Jung-Woo Cho, Jun Tae Kim, Hwa Yong OH, Chang Suk Yoon | 2021-05-11 |
| 9306128 | Light emitting apparatus and surface light source apparatus having the same | — | 2016-04-05 |
| 9166115 | Semiconductor light emitting device package | Yong-Seok Choi | 2015-10-20 |
| 9153748 | Light emitting apparatus and surface light source apparatus having the same | — | 2015-10-06 |
| 8710520 | Light emitting diode having multi-cell structure and method of manufacturing the same | Sang Mook Kim, Jong-Hyeob Baek, Eun-Mi Yoo | 2014-04-29 |
| 8692646 | Piezoresistive type touch panel; manufacturing method thereof; and display device, touch pad, pressure sensor, touch sensor, game console and keyboard having the panel | Kang-Won Lee, Seung Seob Lee, Jung A Lee | 2014-04-08 |
| 8556488 | Light emitting apparatus and surface light source apparatus having the same | — | 2013-10-15 |
| 8158996 | Semiconductor light emitting device package | Yong-Seok Choi | 2012-04-17 |
| 8089079 | Light emitting device | — | 2012-01-03 |
| 8033184 | Quantum-based force realization apparatus and force measurer using the same | Jae Hyuk Choi, Min Seok Kim, Yon-Kyu Park, Mahn-soo Choi | 2011-10-11 |
| 7557044 | Nanomachined mechanical components using nanoplates, methods of fabricating the same and methods of manufacturing nanomachines | Yong Ju Yun, Chil Seong Ah, Dong Han Ha, Hyung Ju PARK, Wan Soo Yun +1 more | 2009-07-07 |
| D575244 | Light-emitting diode (LED) | — | 2008-08-19 |
| D573550 | Light-emitting diode (LED) | — | 2008-07-22 |
| D573551 | LED package | — | 2008-07-22 |
| D572210 | Light-emitting diode (LED) | — | 2008-07-01 |
| D571316 | Light-emitting diode (LED) | Yong-Seok Choi | 2008-06-17 |
| 7334200 | Low-error fixed-width modified booth multiplier | Keshab K. Parhi, Jin-Gyun Chung, Kyung-Ju Cho | 2008-02-19 |
| D559803 | Light-emitting diode (LED) | — | 2008-01-15 |
| D559804 | LED package | — | 2008-01-15 |
| 6978426 | Low-error fixed-width modified booth multiplier | Keshab K. Parhi, Jin-Gyun Chung, Kyung-Ju Cho | 2005-12-20 |
| 6593067 | Method for manufacturing a microstructure by using a high energy light source | Seung Seob Lee, Sung Keun Lee | 2003-07-15 |
| 6501824 | X-ray mask with a micro-actuator | Seung Seob Lee, Sang-Jun Moon | 2002-12-31 |