Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5667099 | Method and apparatus for powder distribution | Keisaku Inoue | 1997-09-16 |
| 5655180 | Toner cartridge with a rotary element which is attachable to and detachable from a developing apparatus | Masayuki Maruta | 1997-08-05 |