Issued Patents All Time
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5291253 | Corona deterioration and moisture compensation for transfer unit in an electrophotographic apparatus | Takao Kumasaka, Yuzuru Simazaki, Masato Yamada, Nobuyoshi Hoshi | 1994-03-01 |