Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6836639 | Cleaning apparatus having a cleaning member, a cleaning frame, and a connecting portion connecting both end surfaces of the frame | Toshiyuki Karakama, Takeo Shoji, Ryuta Murakami | 2004-12-28 |