Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4472736 | Lithographic reproduction original classification and color separation tone curve adjustment | Hideki Ushio, Hisao Akiguchi, Shigeru Kassu | 1984-09-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4472736 | Lithographic reproduction original classification and color separation tone curve adjustment | Hideki Ushio, Hisao Akiguchi, Shigeru Kassu | 1984-09-18 |