Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5181129 | Electronic blackboard | Kunio Sato, Nobuyoshi Hoshi, Yasuro Hori | 1993-01-19 |
| 4822702 | Method for forming multi-color toner image | Nobuyoshi Hoshi, Masayasu Anzai, Isamu Komatsu | 1989-04-18 |
| 4545325 | Developing apparatus | Isamu Komatsu, Masayasu Anzai, Nobuyoshi Hoshi | 1985-10-08 |