Issued Patents All Time
Showing 51–75 of 77 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8283091 | Method of preparing a nanofiber and a fuel cell including the nanofiber | Jeong Hee Lee, Jae Young Choi, Chan-ho Pak, Eun-ju Ra, Kay-hyeok An | 2012-10-09 |
| 8241794 | Active material for rechargeable lithium battery and rechargeable lithium battery including same | Kyou-Yoon Sheem, Sung-Soo Kim, Joon-Sup Kim, Yong-Mook Kang, Min-Seok Sung | 2012-08-14 |
| 8221715 | Carbon-nanotube n-doping material and methods of manufacture thereof | Hyeon Jin Shin, Jaeyoung Choi, Seonmi Yoon, Soo Min Kim | 2012-07-17 |
| 8105716 | Active material for rechargeable lithium battery and rechargeable lithium battery including same | Kyou-Yoon Sheem, Sung-Soo Kim, Joon-Sup Kim, Yong-Mook Kang, Min-Seok Sung | 2012-01-31 |
| 8084167 | Nanocomposite for fuel cell, method of preparing the nanocomposite, and fuel cell including the nanocomposite | Jeong Hee Lee, Jae Young Choi, Chan-ho Pak, Eun-ju Ra, Kay-hyeok An | 2011-12-27 |
| 8058787 | Carbon-fiber web structure type field emitter electrode and fabrication method of the same | Seung Hyun Ra, Kay-hyeok An, Jong Myeon Lee | 2011-11-15 |
| 8022725 | Convertible logic circuits comprising carbon nanotube transistors having ambipolar charateristics | Un-jeong Kim, Eun-hong Lee, Woo Jong Yu | 2011-09-20 |
| 8017282 | Carbon nanotube, support catalyst, method of preparing the support catalyst and a fuel cell comprising the support catalyst | Jae Young Choi, Chan-ho Pak, Seok-gwang Doo, Jeong Hee Lee, Kay-hyeok An +1 more | 2011-09-13 |
| 7968013 | Carbon nanotube N-doping material, carbon nanotube N-doping method and device using the same | Jaeyoung Choi, Hyeon Jin Shin, Seonmi Yoon, Boram KANG, Un-jeong Kim | 2011-06-28 |
| 7851479 | Use of pyrimidinedione derivative for preventing or treating hepatitis C | Ho-Seok Kwon, Jae Woong Lee, Sun-Hwan Lee, Jeong-Ho Joo, Sun-Gan Chung +3 more | 2010-12-14 |
| 7723223 | Method of doping transistor comprising carbon nanotube, method of controlling position of doping ion, and transistors using the same | Un-jeong Kim, Jae Young Choi, Woo Jong Yu | 2010-05-25 |
| 7488876 | Method for selectively separating semiconductive carbon nanotubes | Kyeong Taek Jung, Seok-Hyun Cho, Kay-hyeok An | 2009-02-10 |
| 7438622 | Fabrication method of carbon-fiber web structure type field emitter electrode | Seung Hyun Ra, Kay-hyeok An, Jong Myeon Lee | 2008-10-21 |
| 7387735 | Method of isolating semiconducting carbon nanotubes | Wan-jun Park, Cheol-Min YANG | 2008-06-17 |
| 7326605 | Semiconductor carbon nanotubes fabricated by hydrogen functionalization and method for fabricating the same | Won-bong Choi | 2008-02-05 |
| 7063457 | Fixed point cell for connection with the thermometer protecting tube and apparatus for estimating the lifetime of thermometer using the same | Kee Hoon Kang, Chang Ho Song, Yong-Gyoo Kim, Kee Sool Gam | 2006-06-20 |
| 6855603 | Vertical nano-size transistor using carbon nanotubes and manufacturing method thereof | Won-bong Choi, Jo-won Lee | 2005-02-15 |
| 6833567 | Vertical nano-size transistor using carbon nanotubes and manufacturing method thereof | Won-bong Choi, Jo-won Lee | 2004-12-21 |
| 6815294 | Vertical nano-size transistor using carbon nanotubes and manufacturing method thereof | Won-bong Choi, Jo-won Lee | 2004-11-09 |
| 6683184 | Piperazine derivatives and process for the preparation thereof | Eui-Hwan Cho, Sun-Gan Chung, Sun-Hwan Lee, Ho-Seok Kwon, Dong-Wook Kang +1 more | 2004-01-27 |
| 6673392 | Method of vertically aligning carbon nanotubes on substrates at low pressure using thermal chemical vapor deposition with DC bias | Nae-sung Lee, Jong Min Kim | 2004-01-06 |
| 6674056 | Apparatus for uniforming microwave and heating system using the same | — | 2004-01-06 |
| 6566704 | Vertical nano-size transistor using carbon nanotubes and manufacturing method thereof | Won-bong Choi, Jo-won Lee | 2003-05-20 |
| 6454816 | Supercapacitor using electrode of new material and method of manufacturing the same | Kay-hyeok An, Jae-eun Yoo | 2002-09-24 |
| 6028195 | Piperazine derivatives and process for the preparation thereof | Eui-Hwan Cho, Sun-Gan Chung, Sun-Hwan Lee, Ho-Seok Kwon, Jae-Eung Lee +2 more | 2000-02-22 |