Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5225822 | Liquid crystal display system with variable backlighting for data processing machine | Isao Kawano | 1993-07-06 |
| 5144292 | Liquid crystal display system with variable backlighting for data processing machine | Isao Kawano | 1992-09-01 |
| 5065357 | Data processing machine with liquid crystal display and control means for regulating backlighting to the display | Isao Kawano | 1991-11-12 |
| 4981296 | Data processing machine with interrupt control for varying processing speed | Hiroshi Maeda | 1991-01-01 |
| 4812837 | LC display device with both positive and negative image display modes | Mitsuru Fujiwara | 1989-03-14 |