Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4862226 | Refill and waste toner container with form changing member | Hiroyoshi Hayama | 1989-08-29 |
| 4803513 | Toner supplying device | Hideya Nishise, Susumu Sakakibara | 1989-02-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4862226 | Refill and waste toner container with form changing member | Hiroyoshi Hayama | 1989-08-29 |
| 4803513 | Toner supplying device | Hideya Nishise, Susumu Sakakibara | 1989-02-07 |