Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6788298 | Driving circuit of display and display device | Atsushi Kota, Eitaro Nishigaki, Yuji Kondo | 2004-09-07 |
| 6747617 | Drive circuit for an organic EL apparatus | — | 2004-06-08 |
| 6650308 | Organic EL display device and method for driving the same | — | 2003-11-18 |
| 6545651 | Driving circuit for organic thin film EL elements | Eitaro Nishigaki | 2003-04-08 |
| 6534925 | Organic electroluminescence driving circuit, passive matrix organic electroluminescence display device, and organic electroluminescence driving method | — | 2003-03-18 |
| 6531827 | Electroluminescence display which realizes high speed operation and high contrast | — | 2003-03-11 |
| 6459236 | Cell balance adjusting circuit, abnormal cell voltage detecting circuit, method of adjusting cell balance, and method of detecting abnormal cell voltage | — | 2002-10-01 |
| 6357904 | Linear illumination device | — | 2002-03-19 |
| 6348958 | Color filter and optical display device | Koji Matsuoka, Kenji Takii, Takamichi Honma, Takafumi Shimatani, Masaharu Akitomo | 2002-02-19 |
| 6310589 | Driving circuit for organic thin film EL elements | Eitaro Nishigaki | 2001-10-30 |
| 6091203 | Image display device with element driving device for matrix drive of multiple active elements | Hiroshi Sasaki | 2000-07-18 |
| 6087757 | Driving method and driving circuit of piezoelectric transformers | Nobuaki Honbo | 2000-07-11 |
| 6025824 | Piezoelectric transformer driving circuit and cold cathode tube illuminating device using the same | Sachito Horiuchi, Eiji Nakagawa, Masanori Fujisawa | 2000-02-15 |
| 6008564 | Driver circuit for piezoelectric transformer | Hirokazu Takayoshi, Naoki Furuhashi | 1999-12-28 |
| 5923546 | Control circuit and method for driving and controlling parasitic vibration of a piezoelectric transformer-inverter | Yasuhei Shimada | 1999-07-13 |
| 5654605 | Hardware arrangement and method of driving a piezoelectric transformer | — | 1997-08-05 |