Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4990961 | Electrophotographic apparatus with variable bias voltage | Yukihiko Ueno, Yasutaka Maeda, Etsuzi Nukushina, Tsuyoshi Miyamoto, Kyouichi Takata | 1991-02-05 |
| 4943834 | Image forming apparatus capable of detecting, analyzing and displaying an originals spectroscopic color data | Yasutaka Maeda, Tsuyochi Miyamoto, Yukihiko Ueno | 1990-07-24 |
| 4935787 | Color copier operable both in monochromatic and full-color copying modes | Yasutaka Maeda, Tsuyoshi Miyamoto, Yukihiko Ueno | 1990-06-19 |