Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868086 | Electrographic toner and process for preparation thereof | Shoji Ohtani, Yukiya Sato, Rikio Tsushima | 1989-09-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868086 | Electrographic toner and process for preparation thereof | Shoji Ohtani, Yukiya Sato, Rikio Tsushima | 1989-09-19 |