Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4811050 | Apparatus for the forming of images with a cleaning device for a corona wire | Toshio Yamanaka, Takahiro Wakikaido, Masaru Hatano, Nobuyuki Hirata, Kazuya Kamidaira | 1989-03-07 |