Issued Patents All Time
Showing 25 most recent of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11360612 | Conductive pattern | Byung Hoon Song, Dong Ki Keum, Sun Young Song, HwanSil Jang | 2022-06-14 |
| 11011281 | Conductive sheet and conductive pattern | Byung Hoon Song, Dong Ki Keum | 2021-05-18 |
| 10884555 | Conductive pattern | Byung Hoon Song, Dong Ki Keum, Sun Young Song, HwanSil Jang | 2021-01-05 |
| 10430003 | Conductive sheet and conductive pattern | Byung Hoon Song, Dong Ki Keum | 2019-10-01 |
| 8706786 | Signal processing device and image processing device | Moon Ho Lee | 2014-04-22 |
| 8421323 | Light blocking layer, display filter having the light blocking layer, and display apparatus having the display filter | Jin-Wook Seo, Jae Young Choi, Tae Soon Park, Jin Woo Yeo | 2013-04-16 |
| 8393742 | External light shielding film for display apparatus, method of manufacturing the same and filter for display apparatus having the same | Eun Young Cho, In Sung Sohn, Jae Young Choi | 2013-03-12 |
| 8227712 | Filter and display device having the same | Ji-Yoon Seo, Dong Hyun Park, Jin Sung Lim | 2012-07-24 |
| 8143771 | Filter and display device having the same | Dong Keun Shin, Dong Hyun Park, Sang Yoon Oh, Moon Jin Choi, Hwa Yeon Lee | 2012-03-27 |
| 8106587 | External light-shielding layer and display apparatus having the same for improving contrast ratio of the display apparatus | Seok Won Kim, Young Min Koo | 2012-01-31 |
| 7821185 | Display filter and display apparatus having the same | Jae Young Choi, Tae Soon Park, Jin Woo Yeo, Jin-Wook Seo | 2010-10-26 |
| 7755263 | External light-shielding layer, filter for display device including the external light-shielding layer and display device including the filter | Jae Young Choi, Tae Soon Park, Sang Cheol Jung, Jin Woo Yeo, Jin-Wook Seo | 2010-07-13 |
| 7679275 | Display filter and display device including the same | Jae Young Choi, Tae Soon Park, Sang Cheol Jung | 2010-03-16 |
| 7612489 | Display filter, display device including the display filter, and method of manufacturing the display filter | Yong Won Choi, Sang Cheol Jung, Wang Kyu Choi | 2009-11-03 |
| 7456557 | External light-shielding layer, filter for display device including the external light-shielding layer and display device including the filter | Jae Young Choi, Tae Soon Park, Sang Cheol Jung, Jin Woo Yeo, Jin-Wook Seo | 2008-11-25 |
| 6517806 | CdZnMS photocatalyst including cations for water decomposition and preparation thereof and method for producing hydrogen by use of the same | Jin-Ook Baeg | 2003-02-11 |
| 6447650 | Manufacturing method of CdS photocatalyst for hydrogen production and method for producing hydrogen by use of the same | Jin-Wook Baeg | 2002-09-10 |
| 6300274 | CdS photocatalyst for hydrogen production, preparation therefor and method for producing hydrogen by use of the same | Jin-Ook Baeg | 2001-10-09 |
| 6297190 | ZnS photocatalyst, preparation therefor and method for producing hydrogen by use of the same | Jin-Ook Baeg | 2001-10-02 |
| 6077497 | ZnS photocatalyst, preparation therefor and method for producing hydrogen by use of the same | Sang Yoon Lim | 2000-06-20 |
| 6017425 | Photocatalyst, preparation therefor and method for producing hydrogen using the same | Sang Yun LIM | 2000-01-25 |
| 5900521 | Catalysts for converting methane or purified natural gas, preparation thereof, and process for preparation of ethylene using the catalysts | Pyung Kwon Ahn | 1999-05-04 |
| 5883038 | Supported catalysts for converting methane or purified natural gas, preparation thereof, and process for preparation of ethylene using said catalysts | Pyung Kwon Ahn | 1999-03-16 |
| 5865960 | Photocatalyst, method for preparing the same, and production of hydrogen using the same | Kyeong Hwan Chung, Duck Rye Chang | 1999-02-02 |
| 5625107 | Catalyst for conversion of methane to ethylene, preparation thereof, and process for manufacturing ethylene using said catalyst | Pyung Kwon Ahn | 1997-04-29 |