Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4502777 | Transfer type electrophotographic copying apparatus with substantially constant potential control of photosensitive member surface | Hiroshi Okamoto | 1985-03-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4502777 | Transfer type electrophotographic copying apparatus with substantially constant potential control of photosensitive member surface | Hiroshi Okamoto | 1985-03-05 |