Issued Patents All Time
Showing 26–50 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8830145 | Pixel circuit and display device | Takeshi Okuno, Hirofumi Katsuse, Ryo Ishii | 2014-09-09 |
| 8610701 | Organic light emitting display device with pixel configured to be driven during frame period and driving method thereof | — | 2013-12-17 |
| 8508525 | Display device and driving method thereof | Choon-Yul Oh, Joo-Hyeon Jeong, Myoung-Hwan Yoo, Wang-Jo Lee, Ho-Ryun Chung +3 more | 2013-08-13 |
| 8463066 | Display device and method of driving the same | — | 2013-06-11 |
| 8269803 | Display device and method for driving the same | Myoung-Hwan Yoo, Choon-Yul Oh, Ho-Ryun Chung, Joo-Hyeon Jeong, Wang-Jo Lee +3 more | 2012-09-18 |
| 7564452 | Organic electroluminescent display | — | 2009-07-21 |
| 7286106 | Image display device, display panel and driving method thereof | Jin-Tae Jung | 2007-10-23 |
| 7167406 | Image display device and driving method thereof | — | 2007-01-23 |
| 7119767 | Active matrix type electroluminescence display device | Masahiro Okuyama | 2006-10-10 |
| 7009345 | Emissive display device and electroluminescence display device with uniform luminance | Ryoichi Yokoyama, Tsutomu Yamada, Ryuji Nishikawa | 2006-03-07 |
| 7009589 | Active matrix type electroluminescence display device | Masahiro Okuyama | 2006-03-07 |
| 6989813 | Active matrix display device | Masahiro Okuyama, Koji Hirosawa, Shoichiro Matsumoto | 2006-01-24 |
| 6954190 | Organic EL circuit | — | 2005-10-11 |
| 6940214 | Electroluminescence display device | Masahiro Okuyama | 2005-09-06 |
| 6924602 | Organic EL pixel circuit | — | 2005-08-02 |
| 6876346 | Thin film transistor for supplying power to element to be driven | Katsuya Anzai | 2005-04-05 |
| 6867541 | Line structure in electroluminescence display device | Masahiro Okuyama | 2005-03-15 |
| 6833668 | Electroluminescence display device having a desiccant | Tsutomu Yamada | 2004-12-21 |
| 6801181 | Level shifter for use in active matrix display apparatus | Shoichiro Matsumoto, Masahiro Okuyama, Koji Hirosawa | 2004-10-05 |
| 6724149 | Emissive display device and electroluminescence display device with uniform luminance | Ryoichi Yokoyama, Tsutomu Yamada, Ryuji Nishikawa | 2004-04-20 |
| 6690117 | Display device having driven-by-current type emissive element | — | 2004-02-10 |
| 6653750 | Electroluminescence display apparatus for displaying gray scales | — | 2003-11-25 |
| 6653996 | Display device | — | 2003-11-25 |
| 6590552 | Method of driving liquid crystal display device | Ryoichi Yokoyama | 2003-07-08 |
| 6556176 | Active type EL display device capable of displaying digital video signal | Masahiro Okuyama | 2003-04-29 |