Issued Patents All Time
Showing 51–56 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7255643 | Pattern display device and game machine including the same | Masaaki Ozaki, Takahisa Kaneko, Tsuneo Uchida, Hiroshi Kawakami, Yoshio Aoki +1 more | 2007-08-14 |
| 7204753 | Pattern display device and game machine including the same | Masaaki Ozaki, Takahisa Kaneko, Tsuneo Uchida, Hiroshi Kawakami, Yoshio Aoki | 2007-04-17 |
| 6621471 | Display device having combined display-panel unit | Masaaki Ozaki, Takahisa Kaneko, Tsuneo Uchida | 2003-09-16 |
| 6271812 | Electroluminescent display device | Masahiko Osada, Hiroyuki Kishita, Hideki Saito, Toshinori Ninoyu | 2001-08-07 |
| 6121943 | Electroluminescent display with constant current control circuits in scan electrode circuit | Hiroyuki Kishita, Masahiko Osada | 2000-09-19 |
| 5973456 | Electroluminescent display device having uniform display element column luminosity | Masahiko Osada, Hiroyuki Kishita, Tadashi Hattori | 1999-10-26 |