Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6637857 | Ink jet recording apparatus and cleaning control method for wiping device in the apparatus | Hitoshi Hayakawa, Norihiro Maruyama | 2003-10-28 |
| 6568788 | Ink jet recording apparatus | Hitoshi Hayakawa, Norihiro Maruyama | 2003-05-27 |