Issued Patents All Time
Showing 26–50 of 88 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7601438 | Cyclometalated transition metal complex and organic electroluminescent display device using the same | Das Rupasree Ragini, Seok Chang, Yi-Yeol Lyu, Eun-Sil Han, Young-Hun Byun +1 more | 2009-10-13 |
| 7579092 | Cyclometalated transition metal complex and organic electroluminescent device using the same | Das Rupasree Ragini, Seok Chang, Yi-Yeol Lyu, Eun-Sil Han, Young-Hun Byun +1 more | 2009-08-25 |
| 7575817 | Cyclometalated transition metal complex and organic electroluminescent device using the same | Yi-Yeol Lyu, Young-Hun Byun, Das Rupasree Ragini, Eun-Sil Han, Seok Chang +1 more | 2009-08-18 |
| 7556867 | Iridium (III) complex with heteroatom linking group and organic electroluminescent device using the same | Seok Chang, Hyun-Nam Cho, Jong-Hyoup Lee, Yi-Yeol Lyu, Young-Hun Byun +2 more | 2009-07-07 |
| 7524567 | Spirofluorene-based polymer and organic electroluminescent device using the same | Sang-Hoon Park, Tae-Yong Noh, Sang-Yeol Kim, Soo-Hyoung Lee, In-Nam Kang +1 more | 2009-04-28 |
| 7501188 | Organic electroluminescent device | Hae Jung Son, Tae-Yong Noh, Sang-Hoon Park, Das Rupasree Ragini, Jong-Hyoup Lee +4 more | 2009-03-10 |
| 7482067 | Electroluminescent device using metal nanoparticles | Byung Hee Sohn, Kyung-Kon Kim, Jung Il Jin | 2009-01-27 |
| 7396599 | Binuclear organometallic complexes and organic electroluminescent display device using the same | Yi-Yeol Lyu, Das Rupasree Ragini, Seok Chang, Young-Hun Byun, Eun-Sil Han +3 more | 2008-07-08 |
| 7378161 | Organometallic complexes and organic electroluminescence device using the same | Eun-Sil Han, Das Rupasree Ragini, Seok Chang, Yi-Yeol Lyu, Jong-Hyoup Lee +2 more | 2008-05-27 |
| 7348073 | Spirocyclopentaphenanthrenefluorene-based compound and organoelectroluminescent device using the same | Kyu Sik Kim, Woon-Jung Paek, In-Sung Song, Jong-seob Kim, Ouck Han | 2008-03-25 |
| 7309532 | Cyclopentaphenanthrene-based compound and organoelectroluminescent device employing the same | Kyu Sik Kim, Byung Hee Sohn, Jhun-Mo Son, Sang-Hoon Park, Ji Hoon Lee +1 more | 2007-12-18 |
| 7306857 | Binuclear organometallic complexes and organic electroluminescence device using the same | Das Rupasree Ragini, Seok Chang, Jong-Hyoup Lee, Eun-Sil Han, Hae Jung Son +1 more | 2007-12-11 |
| 7294415 | Organometallic complex and organic electroluminescent device employing the same | Hae Jung Son, Eun-Sil Han, Jong-Hyoup Lee, Seok Chang, Yi-Yeol Lyu +1 more | 2007-11-13 |
| 7205096 | Method for forming metal pattern by using metal nanocrystals | Jong Jin Park, Sang-Yeol Kim, Tae-Woo Lee | 2007-04-17 |
| 6923892 | Method for electrodeposited film formation, method for electrode formation, and apparatus for electrodeposited film formation | Satoshi Tatsuura, Yasuhiro Sato, Minquan Tian | 2005-08-02 |
| 6904211 | Optical pulse code recognition device and optical distributor | Izumi Iwasa, Makoto Furuki, Yasuhiro Sato, Minquan Tian, Satoshi Tatsuura | 2005-06-07 |
| 6868215 | Dye thin film, production method thereof, optical switch, optical distributor, optical modulator and optical switch array | Minquan Tian, Makoto Furuki, Satoshi Tatsuura, Yasuhiro Sato, Izumi Iwasa | 2005-03-15 |
| 6825363 | Compounds useful in optical switching and manufacturing method thereof | Minquan Tian, Makoto Furuki, Yasuhiro Sato, Izumi Iwasa, Satoshi Tatsuura | 2004-11-30 |
| 6806996 | Optical switching system | Satoshi Tatsuura, Makoto Furuki, Izumi Iwasa, Yasuhiro Sato, Minquan Tian | 2004-10-19 |
| 6537435 | Image forming method | Eiichi Akutsu, Shigemi Ohtsu | 2003-03-25 |
| 6365027 | Method for electrodeposited film formation, method for electrode formation, and apparatus for electrodeposited film formation | Satoshi Tatsuura, Yasuhiro Sato, Minquan Tian | 2002-04-02 |
| 6340544 | Process for recording image using photoelectrodeposition method and process for producing color filter using the same | Eiichi Akutsu, Shigemi Ohtsu | 2002-01-22 |
| 6322939 | Image forming method and image forming apparatus for use in the method | Shigemi Ohtsu, Eiichi Akutsu | 2001-11-27 |
| 6309782 | Color filter and method for manufacturing the same | Shigemi Ohtsu, Eiichi Akutsu, Motohiko Tsuchiya | 2001-10-30 |
| 6280591 | Image forming method and image forming material | Eiichi Akutsu, Shigemi Ohtsu | 2001-08-28 |