Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6980752 | Developing cartridge | — | 2005-12-27 |
| 6937831 | Sealing system for a developing cartridge | — | 2005-08-30 |
| 6901228 | Developing agent container including a sealing element for preventing developing agent from leaking out | Nao Itabashi | 2005-05-31 |