Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11524277 | Catalyst for mass production of multi-wall carbon nanotubes | Hyun-Kyung Sung, Chung Heon JEONG, Dong Hwan Kim | 2022-12-13 |
| 11441006 | Rubber composition for tires including carbon nanotubes, and method for producing same | Nam Sun Choi, Dong Hoon OH, Chung Heon JEONG | 2022-09-13 |
| 11117803 | Method for manufacturing multi-wall carbon nanotubes using continuous type process | Hyun-Kyung Sung, Chung Heon JEONG, Dong Hwan Kim | 2021-09-14 |
| 10290388 | Conductive resin composition and plastic molded product using the same | Dong Hoon OH, Hyun-Kyung Sung, Chung Heon JEONG, Ki Hong Kim, Dong Hwan Kim | 2019-05-14 |
| 10069031 | Method for manufacturing polycrystalline silicon thin-film solar cells by means method for crystallizing large-area amorphous silicon thin film using linear electron beam | Chae Hwan Jeong, Sun Hwa Lee, Ho Sung Kim, Seong Jae Boo | 2018-09-04 |
| 9837180 | Carbon nano-material pellets and a method for preparing the pellets from powder of carbon nano-material | Kwon Ju, Nam Sun Choi, Sang Kyu Choi, Myung Wook Jung, Yu Hyun Song +1 more | 2017-12-05 |
| 9680047 | Method for manufacturing polycrystalline silicon thin-film solar cells by means method for crystallizing large-area amorphous silicon thin film using linear electron beam | Chae Hwan Jeong, Sun Hwa Lee, Ho Sung Kim, Seong Jae Boo | 2017-06-13 |
| 9576706 | Method for preparing carbon nano material/polymer composites | Kwon Ju, Nam Sun Choi, Sang Kyu Choi, Myung Wook Jung, Yu Hyun Song +1 more | 2017-02-21 |
| 9321651 | Catalyst composition for the synthesis of multi-walled carbon nantubes | Sang Kyu Choi, Ho-Soo Hwang, Chung Heon JEONG, Dong Hoon OH, Yeon Ja Lee +1 more | 2016-04-26 |
| 9186656 | Catalyst composition for the synthesis of multi-walled carbon nanotubes | Sang Kyu Choi, Ho-Soo Hwang, Chung Heon JEONG, Dong Hoon OH, Yeon Ja Lee +1 more | 2015-11-17 |
| 9006132 | Process for preparing catalyst composition for the synthesis of carbon nanotube with high yields using the spray pyrolysis method | Hyun-Kyung Sung, Namsun Choi, Wan Sung Lee, Dong Hwan Kim, Youngchan Jang | 2015-04-14 |
| 8673807 | Catalyst composition for the synthesis of thin multi-walled carbon nanotube | Wan Sung Lee, Youngchan Jang | 2014-03-18 |
| 8398894 | Catalyst for preparing carbon nanotubes by controlling its apparent density | Namsun Choi, Hyun-Kyung Sung, Dong Hwan Kim, Wan Sung Lee, Youngchan Jang | 2013-03-19 |
| 8137591 | Catalyst for preparing carbon nanotube comprising multi-component support materials containing amorphous silicon particles and the bulk scale preparation of carbon nanotube using the same | Dong Hwan Kim, Wan Sung Lee, Namsun Choi, Hyun-Kyung Sung, Youngchan Jang | 2012-03-20 |
| 8048821 | Catalyst composition for the synthesis of thin multi-walled carbon nanotube and its manufacturing method | Dong Hwan Kim, Wan Sung Lee, Namsun Choi, Hyun-Kyung Sung, Youngchan Jang | 2011-11-01 |
| 7062390 | Method for evaluating capacity of secondary battery using mathematical calculation of specific resistance components of equivalent circuit model fitted from impedance spectrum | Dong Hwan Kim, Hyung-Song Lee | 2006-06-13 |
| 6674287 | Method for grouping unit cells using pattern matching technology of impedance spectrum | Jee-Hwan Jang, Hyun-Kyung Sung | 2004-01-06 |