Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4992832 | Developing apparatus with a developer regulating member | Takeshi Watanabe, Kikunosuke Tsuji, Masahiko Sakae, Setsuo Hori, Satoshi Kuroyanagi | 1991-02-12 |
| 4697911 | Electrostatic copying apparatus | Hiroshi Kajita, Koji Ujino | 1987-10-06 |
| 4598990 | Toner image fixing device | Hiroshi Kusumoto | 1986-07-08 |