Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12187637 | Apparatus and method for manufacturing tempered glass | Chang Kyu LEE | 2025-01-07 |
| 8328886 | Fuel processor having temperature control function for co shift reactor and method of operating the fuel processor | Kang Hee Lee, Doo Hwan Lee, Hyun Chul Lee | 2012-12-11 |
| 8226736 | Fuel processor having desulfurizer with sulfer sensor, fuel cell system including the fuel processor, and method of operating the fuel cell system | Hyun Chul Lee, Doo Hwan Lee, Do-young Seung, Kang Hee Lee | 2012-07-24 |
| 8142529 | Fuel processor having carbon monoxide removing unit and method of operating the same | Hyun Chul Lee, Doo Hwan Lee, Kang Hee Lee | 2012-03-27 |
| 8101542 | Catalyst for oxidizing monoxide and method of preparing the same | Hyun Chul Lee, Doo Hwan Lee, Eun-duck Park, Eun-yong Ko | 2012-01-24 |
| 8067332 | Methanation catalyst, and carbon monoxide removing system, fuel processor, and fuel cell including the same | Hyun Chul Lee, Kang Hee Lee, Doo Hwan Lee, Eun-duck Park, Eun-yong Ko | 2011-11-29 |
| 8057560 | Fuel processor having movable burner, method of operating the same, and fuel cell system having the same | Hyun Chul Lee, Doo Hwan Lee, Kang Hee Lee | 2011-11-15 |
| 8057577 | Desulfurizer for fuel gas for fuel cell and desulfurization method using the same | Doo Hwan Lee, Hyun Chul Lee, Eun-duck Park, Eun-yong Ko, Chan-ho Pak +1 more | 2011-11-15 |
| 8053130 | Fuel cell system | Doo Hwan Lee, Hyun Chul Lee | 2011-11-08 |
| 7923406 | Support for fuel reforming catalyst with excellent heat and mass transfer characteristics and method of preparing the same | Yulia Potapova, Hyun Chul Lee | 2011-04-12 |
| 7875525 | Method of manufacturing stack-type capacitor and semiconductor memory device having the stack-type capacitor | Jung-hyun Lee, Hion-suck Baik, Jae Young Choi | 2011-01-25 |
| 7850937 | Catalytic system for removing carbon monoxide, and processor and fuel cell system using the same | Hyun Chul Lee, Yulia Potapova, Eun-duck Park, Eun-yong Ko | 2010-12-14 |
| 7842645 | Desulfurization adsorbent for fuel cell and desulfurizing method using the same | Hyun Chul Lee, Hee-chul Woo | 2010-11-30 |
| 7833934 | Hydrocarbon reforming catalyst, method of preparing the same and fuel processor including the same | Yulia Potapova, Doo Hwan Lee, Hyun Chul Lee | 2010-11-16 |
| 7740811 | Hydrogen generator having double burners and method of operating the same | Tae Sang Park, Dong Woo Lee, Doo Hwan Lee, Hyun Chul Lee | 2010-06-22 |
| 7727303 | Non-magnetic nickel powders and method for preparing the same | Jae Young Choi, Tae Wan Kim, Eun-bum Cho, Young Kyun Lee | 2010-06-01 |
| 7629239 | Method of fabricating a semiconductor device with a dopant region in a lower wire | Jun-Hwan Oh, Dong-cho Maeng | 2009-12-08 |
| 7625429 | Zeolite adsorbent for desulfurization and method of preparing the same | Hyun Chul Lee, Yulia Potapova, Eun-duck Park, Eun-yong Ko | 2009-12-01 |
| 7572314 | Carbon containing nickel particle and conductive paste | Jae Young Choi, Tae Kyoung Kim, Hak-joon Lee, Seon-mi Yoon | 2009-08-11 |
| 7482684 | Semiconductor device with a dopant region in a lower wire | Jun-Hwan Oh, Dong-cho Maeng | 2009-01-27 |
| 7399336 | Non-magnetic nickel powders and method for preparing the same | Jae Young Choi, Tae Wan Kim, Eun-bum Cho, Yong-kyun Lee | 2008-07-15 |
| 7258721 | Carbon-containing nickel-particle powder and method for manufacturing the same | Jae Young Choi, Tae Kyoung Kim, Hak-joon Lee, Seon-mi Yoon | 2007-08-21 |
| 7238221 | Metallic nickel powders, method for preparing the same, conductive paste, and MLCC | Jae Young Choi, Do-Kyung Kim, Je Hyeong Park | 2007-07-03 |
| 7211126 | Method for preparing non-magnetic nickel powders | Jae Young Choi, Eun-bum Cho, Yong-kyun Lee, Seon-mi Yoon | 2007-05-01 |
| 7182801 | Non-magnetic nickel powders and method for preparing the same | Jae Young Choi, Tae Wan Kim, Eun-bum Cho, Yong-kyun Lee | 2007-02-27 |