Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4819063 | Data processing system with common channel for image and character data | Susumu Sugiura | 1989-04-04 |
| 4816844 | Superimposed image forming apparatus | Takashi Uchida, Kazuyoshi Chiku, Yasushi Murayama, Kunihiko Matsuzawa | 1989-03-28 |
| 4803515 | Image forming apparatus | Kazuyoshi Chiku | 1989-02-07 |