Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7456767 | D/A converter circuit, organic EL drive circuit, and organic EL display | Shinichi Abe, Masanori Fujisawa, Akio Fujikawa | 2008-11-25 |
| 7446737 | Organic EL panel driving circuit, organic EL display device and organic EL panel driving circuit inspecting device | Shinichi Abe, Akio Fujikawa, Masanori Fujisawa | 2008-11-04 |
| 7420529 | Organic EL panel drive circuit and organic EL display device | Shinichi Abe, Akio Fujikawa | 2008-09-02 |
| 7400097 | Organic EL display device | Shinichi Abe, Masanori Fujisawa | 2008-07-15 |
| 7321347 | Organic EL element drive circuit and organic EL display device using the same drive circuit | Hiroshi Yaguma, Shinichi Abe, Akio Fujikawa | 2008-01-22 |
| 7129916 | Organic EL element drive circuit and organic EL display device using the same drive circuit | Shinichi Abe, Masanori Fujisawa | 2006-10-31 |
| 7119769 | Active matrix type organic EL panel drive circuit and organic EL display device | Shinichi Abe, Masanori Fujisawa | 2006-10-10 |
| 7084575 | Organic EL panel drive circuit and propriety test method for drive current of the same organic EL element drive circuit | Shinichi Abe, Akio Fujikawa | 2006-08-01 |
| 7084577 | Organic EL element drive circuit and organic EL display device using the same drive circuit | Masanori Fujisawa | 2006-08-01 |
| 7026766 | Organic EL element drive circuit and organic EL display device | Masanori Fujisawa | 2006-04-11 |
| 7015647 | Organic EL element drive circuit and organic EL display device using the same drive circuit | Shinichi Abe | 2006-03-21 |
| 7002303 | Organic EL panel drive circuit and organic EL display device using the same drive circuit | Shinichi Abe, Akio Fujikawa, Masanori Fujisawa | 2006-02-21 |
| 6967604 | D/A converter circuit, organic EL drive circuit and organic EL display device | Shinichi Abe, Masanori Fujisawa | 2005-11-22 |
| 6963172 | Organic EL element drive circuit and organic EL display device using the same drive circuit | Shinichi Abe, Akio Fujikawa | 2005-11-08 |
| 6919875 | Flip-flop circuit, shift register and scan driving circuit for display device | Shinichi Abe | 2005-07-19 |
| 6756738 | Organic EL drive circuit and organic EL display device using the same | Masanori Fujisawa | 2004-06-29 |
| 6586888 | Organic EL drive circuit and organic EL display device using the same | Shinji Kitahara, Kouichi Hanada | 2003-07-01 |