Issued Patents All Time
Showing 1–25 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7876297 | Organic EL drive circuit with a D/A converter circuit and organic EL display device using the same | Jun Maede | 2011-01-25 |
| 7688289 | Organic EL driver circuit and organic EL display device | Shinichi Abe, Jun Maede | 2010-03-30 |
| 7586469 | Organic EL drive circuit and organic EL display device using the same organic EL drive circuit | Shinichi Abe, Hiroshi Yaguma | 2009-09-08 |
| 7471050 | Organic EL drive circuit and organic EL display device | Yuji Shimada | 2008-12-30 |
| 7456767 | D/A converter circuit, organic EL drive circuit, and organic EL display | Shinichi Abe, Jun Maede, Akio Fujikawa | 2008-11-25 |
| 7446737 | Organic EL panel driving circuit, organic EL display device and organic EL panel driving circuit inspecting device | Jun Maede, Shinichi Abe, Akio Fujikawa | 2008-11-04 |
| 7400097 | Organic EL display device | Jun Maede, Shinichi Abe | 2008-07-15 |
| 7372439 | Reference current generator circuit of organic EL drive circuit, organic EL drive circuit and organic EL display device | Hiroshi Yaguma, Shinichi Abe | 2008-05-13 |
| 7243311 | Method and apparatus for supporting development of integrated circuit and a transactional business method involving contracting and licensing | Shigeki Mabuchi | 2007-07-10 |
| 7129916 | Organic EL element drive circuit and organic EL display device using the same drive circuit | Jun Maede, Shinichi Abe | 2006-10-31 |
| 7119769 | Active matrix type organic EL panel drive circuit and organic EL display device | Shinichi Abe, Jun Maede | 2006-10-10 |
| 7109953 | Drive circuit of active matrix type organic EL panel and organic EL display device using the same drive circuit | Shinichi Abe | 2006-09-19 |
| 7109966 | Display element drive circuit and display device | Shinichi Abe | 2006-09-19 |
| 7098905 | Active matrix type organic EL panel drive circuit and organic EL display device | Shinichi Abe | 2006-08-29 |
| 7084577 | Organic EL element drive circuit and organic EL display device using the same drive circuit | Jun Maede | 2006-08-01 |
| 7030841 | Organic EL element drive circuit and organic EL display device using the same | Shinichi Abe, Yoshio Matoba | 2006-04-18 |
| 7026766 | Organic EL element drive circuit and organic EL display device | Jun Maede | 2006-04-11 |
| 7002303 | Organic EL panel drive circuit and organic EL display device using the same drive circuit | Jun Maede, Shinichi Abe, Akio Fujikawa | 2006-02-21 |
| 6992647 | Organic EL drive circuit and organic EL display device using the same | Kouichi Hanada, Yuji Shimada | 2006-01-31 |
| 6967604 | D/A converter circuit, organic EL drive circuit and organic EL display device | Jun Maede, Shinichi Abe | 2005-11-22 |
| 6792121 | Audio signal amplifier circuit and portable telephone set and portable electronic device using the same audio signal amplifier circuit | Yasuyuki Koyama | 2004-09-14 |
| 6756738 | Organic EL drive circuit and organic EL display device using the same | Jun Maede | 2004-06-29 |
| 6747417 | Organic EL element drive circuit and organic EL display device | Jun Meade | 2004-06-08 |
| 6563376 | Mute circuit and digital audio amplifier circuit | — | 2003-05-13 |
| 6525649 | Non-contact communication system and interrogator used therefor | Takashi Ueda | 2003-02-25 |